cobalt drill

Showing 51–100 of 3094 results

Read more

YG-1 0.3230 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.3230 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

P HSS(M42) SCREW MACHINE DRILL

SKU: D2147216 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. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.2500 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

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

SKU: DLGP513105 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 0.0860 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.0860 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

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

SKU: DLGP512204 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 0.4842 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.4842 Dia. 130 TiN Stub Non-Coolant Thru Drill

12.3MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 1231JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

YG-1 0.3770 Dia. 135 HSS Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.3770 Dia. 135 HSS Split Point Aircraft Non-Coolant Thru Drill

V HSS 6″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT STEAM HOMO

SKU: D1632122 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 0.2040 Dia. Cobalt TiAlN Center Drill

Link 0.2040 Dia. Cobalt TiAlN Center Drill

6R TYPE DED COBALT CENTERDRILL, TiAlN COAT

SKU: CO-TL-007 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 0.4219 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

YG-1 0.4219 Dia. 135 Cobalt Split Point Aircraft Non-Coolant Thru Drill

27/64 HSSCo5 12″ AIRCRAFT EXTENSION DRILL 135 DEGREE SPLIT POINT COLORING

SKU: DL604027 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 0.3661 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

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

9.3 HSS(M35) JOBBER, WORM PATTERN TYPE STRAIGHT SHANK GOLD-P DRILL FOR DEEP HOLES

SKU: DLGP506093 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 0.4134 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.4134 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

10.5 HSS-Co5% JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: DLGP195105 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 0.6299 Dia. 130 TiN Jobber Non-Coolant Thru Drill

YG-1 0.6299 Dia. 130 TiN Jobber Non-Coolant Thru Drill

16.0MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (JOBBERS)

SKU: 1601KCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, jobber
Read more

YG-1 0.4016 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.4016 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

10.2 HSS(M35) JOBBER, WORM PATTERN TYPE STRAIGHT SHANK GOLD-P DRILL FOR DEEP HOLES

SKU: DLGP506102 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 0.2090 Dia. Cobalt TiN Center Drill

Link 0.2090 Dia. Cobalt TiN Center Drill

4R TYPE DED COBALT CENTERDRILL, TiN COAT

SKU: CO-TN-005 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
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 0.295″ x 1.547″

SKU: 5622037 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 0.0669 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.0669 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

1.7 HSS-Co5% JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: DLGP195017 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 0.4252 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.4252 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

10.8 HSS-Co5% JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: DLGP195108 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 0.1770 Dia. 120 HSS Bright Center Drill

Link 0.1770 Dia. 120 HSS Bright Center Drill

16B TYPE DED HSS CENTERDRILL

SKU: 25-L2-142 Categories: Center/ Spot Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center drill, cobalt drill, holemaking, hss drill, job shop, spot drill
Read more

YG-1 0.5781 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.5781 Dia. 135 HSS TiN Straight Shank Jobber Non-Coolant Thru Drill

37/64 HSS(M2) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS (5PCS)

SKU: D8182037 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 0.2165 Dia. 130 TiN Jobber Non-Coolant Thru Drill

YG-1 0.2165 Dia. 130 TiN Jobber Non-Coolant Thru Drill

5.5MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (JOBBERS)

SKU: 0551KCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, jobber
Read more

YG-1 0.0670 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.0670 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

#51 HSS(M42) SCREW MACHINE DRILL

SKU: D2148151 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.1654 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.1654 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

4.2 HSS-Co5% JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: DLGP195042 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 0.0960 Dia. 135 Cobalt TiN Parabolic Screw Machine Non-Coolant Thru Drill

YG-1 0.0960 Dia. 135 Cobalt TiN Parabolic Screw Machine Non-Coolant Thru Drill

#41 HSS(M35) SCREW MACHINE PARABOLIC TIN COATED DRILL

SKU: DN515241 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.7969 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

YG-1 0.7969 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

51/64 HSS(M2) MORSE TAPER SHANK TWIST DRILLS

SKU: D1211051 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, drill, general, holemaking, hss drill, job shop, standard
Read more

YG-1 0.2402 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.2402 Dia. 130 TiN Stub Non-Coolant Thru Drill

6.1MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0611JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

Link 0.6250 Dia. 120 Cobalt Bright Spot Drill

Link 0.6250 Dia. 120 Cobalt Bright Spot Drill

UA7-5/8 120D COBALT SPOT DRILL

SKU: 63-CO-428 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 0.3480 Dia. 135 Cobalt TiN Parabolic Screw Machine Non-Coolant Thru Drill

YG-1 0.3480 Dia. 135 Cobalt TiN Parabolic Screw Machine Non-Coolant Thru Drill

S HSS(M35) SCREW MACHINE PARABOLIC TIN COATED DRILL

SKU: DN516119 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 TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.2500 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

1/4 HSS(M42) JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: D2GP185016 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 0.2211 Dia. 90 HSS Center Drill

Link 0.2211 Dia. 90 HSS Center Drill

UA2-U2-90 DEGREE TYPE HSS CENTERDRILL

SKU: 30-90-199 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 0.2211 Dia. 82 HSS Bright Chamfer

Link 0.2211 Dia. 82 HSS Bright Chamfer

2 OD 82? SINGLE FLUTE HSS CHAMFER

SKU: 90-L2-557 Categories: Countersinks, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: chamfer, cobalt drill, countersink, holemaking, hss drill, job shop
Read more

YG-1 0.3110 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.3110 Dia. 130 TiN Stub Non-Coolant Thru Drill

7.9MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0791JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

YG-1 0.113 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

YG-1 0.113 Dia. 130 Cobalt TiN Jobber Non-Coolant Thru Drill

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

SKU: DLGP512215 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 120 Cobalt Bright Spot Drill Set

Link 120 Cobalt Bright Spot Drill Set

120? COBALT EXTENDED LENGTH SPOT DRILL 5 PC SET

SKU: 05-CO-395 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 0.4528 Dia. 130 TiN Jobber Non-Coolant Thru Drill

YG-1 0.4528 Dia. 130 TiN Jobber Non-Coolant Thru Drill

11.5MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (JOBBERS)

SKU: 1151KCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, jobber
Read more

Link 0.2500 Dia. 82 Bright Screw Countersink

Link 0.2500 Dia. 82 Bright Screw Countersink

1/4 ENGLISH SCREW – 82? COUNTERSINK

SKU: 55-CO-294 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 Cobalt TiN Jobber Non-Coolant Thru Drill

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

5.4 HSS(M35) JOBBER, WORM PATTERN TYPE STRAIGHT SHANK GOLD-P DRILL FOR DEEP HOLES

SKU: DLGP506054 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 0.7776 Dia. 135 Cobalt TiN Split Point Screw Machine Non-Coolant Thru Drill

YG-1 0.7776 Dia. 135 Cobalt TiN Split Point Screw Machine Non-Coolant Thru Drill

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

SKU: D4107897 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

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

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

#46 HSS(M42) SCREW MACHINE DRILL

SKU: D2148146 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

Link 5 mm Dia. 60 Cobalt TiN Center Drill

Link 5 mm Dia. 60 Cobalt TiN Center Drill

5.0X12.5 METRIC ST-TYPE DED COBALT CENTERDRILL, TiN COAT

SKU: CO-TN-017 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 1.1719 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

YG-1 1.1719 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

1-11/64 HSS(M2) MORSE TAPER SHANK TWIST DRILLS

SKU: D1211111 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, drill, general, holemaking, hss drill, job shop, standard
Read more

YG-1 0.2953 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.2953 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

7.5 HSS-Co5% JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: DLGP195075 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 1.8437 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

YG-1 1.8437 Dia. 118 HSS Oxide Morse Taper Shank Non-Coolant Thru Drill

1-27/32 HSS(M2) MORSE TAPER SHANK TWIST DRILLS

SKU: D1211154 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, drill, general, holemaking, hss drill, job shop, standard
Read more

Link 0.5000 Dia. 100 HSS Bright Center Reamer

Link 0.5000 Dia. 100 HSS Bright Center Reamer

1/2 OD 100? 3-FLUTE HSS CENTER REAMER

SKU: 91-L2-567 Categories: Center Reamers, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: center reamer, cobalt drill, holemaking, hss drill, job shop
Read more

YG-1 0.2638 Dia. 130 TiN Stub Non-Coolant Thru Drill

YG-1 0.2638 Dia. 130 TiN Stub Non-Coolant Thru Drill

6.7MM HSS-EX HPD-SUS TWIST DRILL TiN-COATED (STUB)

SKU: 0671JCN Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, stub
Read more

YG-1 0.4062 Dia. 135 Cobalt TiN Parabolic Screw Machine Non-Coolant Thru Drill

YG-1 0.4062 Dia. 135 Cobalt TiN Parabolic Screw Machine Non-Coolant Thru Drill

13/32 HSS(M35) SCREW MACHINE PARABOLIC TIN COATED DRILL

SKU: DN514026 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.4055 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

YG-1 0.4055 Dia. 135 Cobalt TiN Straight Shank Jobber Non-Coolant Thru Drill

10.3 HSS-Co5% JOBBERS LENGTH STRAIGHT SHANK GOLD-P DRILLS

SKU: DLGP195103 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 0.0960 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.0960 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

#41 HSS(M42) SCREW MACHINE DRILL

SKU: D2148141 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

Link 0.2130 Dia. HSS Bright Center Drill

Link 0.2130 Dia. HSS Bright Center Drill

3R TYPE DED HSS CENTERDRILL

SKU: 10-L2-004 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 0.2010 Dia. HSS TiAlN Center Drill

Link 0.2010 Dia. HSS TiAlN Center Drill

7R TYPE DED HSS HEY CENTERDRILL, TiAlN COAT

SKU: 27-TL-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 0.1935 Dia. 135 HSS Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.1935 Dia. 135 HSS Bright Screw Machine Non-Coolant Thru Drill

#10 HSS(M2) SCREW MACHINE DRILL

SKU: D1119210 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
Read more

YG-1 0.2570 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

YG-1 0.2570 Dia. 135 Cobalt Bright Screw Machine Non-Coolant Thru Drill

F HSS(M42) SCREW MACHINE DRILL

SKU: D2147206 Categories: General Drills, Holemaking, HSS/ Cobalt Drills, Solid Drills Tags: cobalt drill, construction, drill, general, holemaking, hss drill, screw
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