hss drill

Showing 1401–1450 of 3094 results

Read more

YG-1 0.3661 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.3661 Dia. 130 TiN Stub Non-Coolant Thru Drill

9.3MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0931JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

Link 0.1800 Dia. 120 Cobalt TiAlN Center Drill

Link 0.1800 Dia. 120 Cobalt TiAlN Center Drill

15B TYPE DED COBALT HEY CENTERDRILL, TiAlN COAT

SKU: CO-TL-675 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.7031 Dia. 118 HSS Black-Gold Silver/ Deming Non-Coolant Thru Drill

YG-1 0.7031 Dia. 118 HSS Black-Gold Silver/ Deming Non-Coolant Thru Drill

45/64 HSS(M2) 118 DEGREE SPLIT POINT 3 FLAT GOLD & BLACK S & D DRILL

SKU: D1191045 Categories: Holemaking, HSS/ Cobalt Drills, Silver/ Deming Drills, Solid Drills Tags: automotive, cobalt drill, construction, holemaking, hss drill, job shop, silver/deming drill, standard
Read more

YG-1 0.1250 Dia. 60 HSS Bright Center Non-Coolant Thru Drill

YG-1 0.1250 Dia. 60 HSS Bright Center Non-Coolant Thru Drill

1/8 HSS(M2) 60 DEGREE POINT LONG LENGTH CENTER DRILL

SKU: D1C90096 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: aerospace, agriculture, automotive, center drill, cobalt drill, energy mfg, holemaking, hss drill, job shop, medical, mold/die, multi spindle, spot drill, standard
Read more

YG-1 0.281 Dia. 135 HSS Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.281 Dia. 135 HSS Split Point Aircraft Non-Coolant Thru Drill

K HSS 12″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT STEAM HOMO

SKU: D1635111 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: aircraft, cobalt drill, construction, drill, energy mfg, general, holemaking, hss drill, job shop, mold/die
Read more

Link 0.1770 Dia. 120 Cobalt AlCrN Center Drill

Link 0.1770 Dia. 120 Cobalt AlCrN Center Drill

16B TYPE DED COBALT CENTERDRILL, AlCrN COAT

SKU: CO-AP-142 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

Link 0.3750 Dia. 82 Cobalt Bright Countersink

Link 0.3750 Dia. 82 Cobalt Bright Countersink

3/8 OD 82? 6-FLUTE COBALT COUNTERSINK

SKU: 91-CO-560 Categories: Countersinks, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, countersink, holemaking, hss drill, job shop
Read more

YG-1 0.2126 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.2126 Dia. 130 TiN Stub Non-Coolant Thru Drill

5.4MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0541JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

Link 0.1850 Dia. 120 HSS Bright Center Drill

Link 0.1850 Dia. 120 HSS Bright Center Drill

13B TYPE DED HSS HEY CENTERDRILL

SKU: 26-L2-673 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.2244 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.2244 Dia. 130 TiN Stub Non-Coolant Thru Drill

5.7MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0571JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

YG-1 0.2244 Dia. 130 TiN Jobber Non-Coolant Thru Drill

YG-1 0.2244 Dia. 130 TiN Jobber Non-Coolant Thru Drill

5.7MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (JOBBERS)

SKU: 0571KCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, jobber
Read more

YG-1 0.2950 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.2950 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

M HSSCo5 12″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT COLORING

SKU: DL605113 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: aircraft, cobalt drill, construction, drill, energy mfg, general, holemaking, hss drill, job shop, mold/die
Read more

YG-1 0.2610 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

YG-1 0.2610 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

.261 HSS(M42) SCREW MACHINE DRILL TIN COATED

SKU: D4147207 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.3680 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.3680 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

U HSSCo5 6″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT COLORING

SKU: DL602121 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: aircraft, cobalt drill, construction, drill, energy mfg, general, holemaking, hss drill, job shop, mold/die
Read more

YG-1 0.2770 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.2770 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

J HSS(M42) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D2GP186110 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.2812 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

YG-1 0.2812 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

9/32 HSS(M42) SCREW MACHINE DRILL TIN COATED

SKU: D4146018 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.2008 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.2008 Dia. 130 TiN Stub Non-Coolant Thru Drill

5.1MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0511JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

YG-1 0.1960 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.1960 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

#9 HSS(M35) JOBBER, WORM PATTERN TYPE SS GOLD-P DRILL FOR DEEP HOLES

SKU: DLGP512239 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.1719 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.1719 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

11/64 HSS(M42) SCREW MACHINE DRILL

SKU: D2146011 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.2500 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.2500 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

1/4 HSSCo5 6″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT COLORING

SKU: DL601016 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: aircraft, cobalt drill, construction, drill, energy mfg, general, holemaking, hss drill, job shop, mold/die
Read more

YG-1 0.0550 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.0550 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

#54 HSS(M42) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D2GP187203 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.0625 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

YG-1 0.0625 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

1/16 HSS(M42) SCREW MACHINE DRILL TIN COATED

SKU: D4146004 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.1440 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.1440 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

#27 HSS(M2) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D1GP138230 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

Iscar 0.1969 in or 5.0000 mm Cham Mill Carbide Tialn 6 Flute End Mill

Iscar 0.1969 in or 5.0000 mm Cham Mill Carbide Tialn 6 Flute End Mill

Size: 0.197″ x 0.726″ x 0.512″ x 1.547″

SKU: 5668616 Category: Screw On Drill Tip Tags: aerospace, agriculture, automotive, cham mill, chamfer, cobalt drill, countersink, energy mfg, holemaking, hss drill, job shop, medical, mold/die, screw on head, standard
Read more

YG-1 0.3437 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.3437 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

11/32 HSS(M42) SCREW MACHINE DRILL

SKU: D2146022 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.1520 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.1520 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

#24 HSS(M35) JOBBER, WORM PATTERN TYPE SS GOLD-P DRILL FOR DEEP HOLES

SKU: DLGP512224 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

Link 0.1935 Dia. 82 HSS TiN Screw Countersink

Link 0.1935 Dia. 82 HSS TiN Screw Countersink

#10 ENGLISH 82D SED HSS SCREW COUNTERSINK, TiN COAT

SKU: 55-TN-192 Categories: Countersinks, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, countersink, holemaking, hss drill, job shop, straight shank
Read more

YG-1 0.2187 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

YG-1 0.2187 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

7/32 HSS(M42) SCREW MACHINE DRILL TIN COATED

SKU: D4146014 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.0960 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.0960 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

#41 HSS(M2) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D1GP138216 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.0520 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.0520 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

#55 HSS(M2) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D1GP134202 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.2656 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

YG-1 0.2656 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

17/64 HSS(M42) SCREW MACHINE DRILL TIN COATED

SKU: D4146017 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

Link 0.1770 Dia. 120 HSS Bright LH Center Drill

Link 0.1770 Dia. 120 HSS Bright LH Center Drill

16B6 TYPE LH DED HSS CENTERDRILL

SKU: 11-L2-177 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

Link 0.2010 Dia. 60 HSS Center Drill

Link 0.2010 Dia. 60 HSS Center Drill

UA7-U7ST TYPE HSS CENTERDRILL

SKU: 40-L2-212 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.2660 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.2660 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

H HSS(M35) JOBBER, WORM PATTERN TYPE SS GOLD-P DRILL FOR DEEP HOLES

SKU: DLGP513108 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

Link 0.1910 Dia. 120 HSS Bright Center Drill

Link 0.1910 Dia. 120 HSS Bright Center Drill

11B3 TYPE DED HSS CENTERDRILL

SKU: 25-L2-158 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

Link 1 mm Dia. 60 Cobalt Bright Center Drill

Link 1 mm Dia. 60 Cobalt Bright Center Drill

1.0X3.15 METRIC ST-TYPE DED COBALT CENTERDRILL

SKU: 23-CO-004 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

Link 0.1890 Dia. 120 Cobalt Bright Center Drill

Link 0.1890 Dia. 120 Cobalt Bright Center Drill

12B TYPE DED COBALT CENTERDRILL

SKU: 25-CO-138 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.4687 Dia. 135 HSS Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.4687 Dia. 135 HSS Split Point Aircraft Non-Coolant Thru Drill

15/32 HSS 6″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT STEAM HOMO

SKU: D1631030 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: aircraft, cobalt drill, construction, drill, energy mfg, general, holemaking, hss drill, job shop, mold/die
Read more

YG-1 0.5781 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

YG-1 0.5781 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

37/64 HSS(M2) MORSE TAPER SHANK TWIST DRILLS

SKU: D1211037 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, drill, general, holemaking, hss drill, job shop, standard
Read more

Link 4 mm Dia. 60 Cobalt TiN Center Drill

Link 4 mm Dia. 60 Cobalt TiN Center Drill

4.0X10.0 METRIC ST-TYPE DED COBALT CENTERDRILL, TiN COAT

SKU: CO-TN-016 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.0810 Dia. 135 HSS Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.0810 Dia. 135 HSS Bright Screw Machine Non-Coolant Thru Drill

#46 HSS(M2) SCREW MACHINE DRILL

SKU: D1119246 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.8437 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

YG-1 0.8437 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

27/32 HSS(M2) MORSE TAPER SHANK TWIST DRILLS

SKU: D1211054 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, drill, general, holemaking, hss drill, job shop, standard
Read more

YG-1 0.4375 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.4375 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

7/16 HSS(M2) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D1GP182028 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.0469 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.0469 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

3/64 HSS(M42) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D2GP185003 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: automotive, cobalt drill, construction, drill, general, holemaking, hss drill, job shop, jobber
Read more

YG-1 0.2953 Dia. 135 Cobalt TiN Split Point Screw Machine Non-Coolant Thru Drill

YG-1 0.2953 Dia. 135 Cobalt TiN Split Point Screw Machine Non-Coolant Thru Drill

7.5 HSS(M42) STUB LENGTH DIN1897 SPLIT POINT DRILLS TIN COATED

SKU: D4107075 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

Link 0.2010 Dia. HSS TiN Center Drill

Link 0.2010 Dia. HSS TiN Center Drill

7R TYPE DED HSS HEY CENTERDRILL, TiN COAT

SKU: 27-TN-686 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.5469 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

YG-1 0.5469 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

35/64 HSS(M2) MORSE TAPER SHANK TWIST DRILLS

SKU: D1211035 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, drill, general, holemaking, hss drill, job shop, standard
Read more

Link 0.3750 Dia. 90 Cobalt TiAlN Center-Spot Drill

Link 0.3750 Dia. 90 Cobalt TiAlN Center-Spot Drill

3/8 X 4 COBALT 90? SPOT & CENTER DRILL, TiAlN COAT

SKU: CO-TL-405 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

Link 0.1850 Dia. 120 HSS Bright LH Center Drill

Link 0.1850 Dia. 120 HSS Bright LH Center Drill

13B5 TYPE LH DED HSS CENTERDRILL

SKU: 11-L2-166 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.1820 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

YG-1 0.1820 Dia. 135 Cobalt TiN Screw Machine Non-Coolant Thru Drill

.1820 HSS(M42) SCREW MACHINE DRILL TIN COATED

SKU: D4148114 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw