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HSS Mini HSS Drill Bits Micro Twist Set With Case Repair Parts

HSS CNC Straight Shank 4 Flute End Mill Milling / Fully Ground Cutting Drill Bit

Quick Change Hex Shank HSS Drill Bits For Stainless Steel 1mm-13mm Size

China Manufacturer 13Pcs Titanium Hex Shank Twist Drill Bit Set

Professional Level Cobalt 8% HSS M42 Amber Finish Twist Drill Bit

ANSI Screw Machine HSS Twist Drill Bits For Metal / Stainless Steel Straight Shank

Feature highlights：

ANSI standard screw machine HSS drill bits

Short type

Milled and Fully ground both are availble

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specification

ANSI Screw Machine HSS Twist Drill Bits For Metal / Stainless Steel Straight Shank

Type : Straigh Shank for the drill bits
Material: High speed steel 4241, 4341, M2, M35,M42
Use: Metal Drilling
Surface treatment: Bright surface is the standard treatment, other treatment is available
Process: rolled,half ground and fully ground all are available

Sizes:

DIN338 HSS Twist Drill Bits HSS Co8% for Stainless Steel Amber Finished

FRACTIONAL SIZES

NUMBER SIZES

LETTER SIZES

Dia.

Dec. Eq.

Dia.

Dec.
Eq.

Dia.

Dec.
Eq.

3/64

0.0469

1/2

1-3/8

0.228

1-5/16

2-7/16

0.234

1-5/16

2-7/16

1/16

0.0625

5/8

1-5/8

0.221

1-5/16

2-7/16

0.238

1-3/8

2-1/2

5/64

0.0781

11/16

1-11/16

0.213

1-1/4

2-3/8

0.242

1-3/8

2-1/2

3/32

0.0938

3/4

1-3/4

0.209

1-1/4

2-3/8

0.246

1-3/8

2-1/2

7/64

0.1094

13/16

1-13/16

0.2055

1-1/4

2-3/8

0.25

1-3/8

2-1/2

1/8

0.125

7/8

1-7/8

0.204

1-1/4

2-3/8

0.257

1-7/16

2-5/8

9/64

0.1406

15/16

1-15/16

0.201

1-3/16

2-1/4

0.261

1-7/16

2-5/8

5/32

0.1562

2-1/16

0.199

1-3/16

2-1/4

0.266

1-1/2

2-11/16

11/64

0.1719

1-1/16

2-1/8

0.196

1-3/16

2-1/4

0.272

1-1/2

2-11/16

3/16

0.1875

1-1/8

2-3/16

0.1935

1-3/16

2-1/4

0.277

1-1/2

2-11/16

13/64

0.2031

1-3/16

2-1/4

0.191

1-3/16

2-1/4

0.281

1-1/2

2-11/16

7/32

0.2188

1-1/4

2-3/8

0.189

1-3/16

2-1/4

0.29

1-9/16

2-3/4

15/64

0.2344

1-5/16

2-7/16

0.185

1-1/8

2-3/16

0.295

1-9/16

2-3/4

184

0.25

1-3/8

2-1/2

0.182

1-1/8

2-3/16

0.302

1-5/8

2-13/16

17/64

0.2656

1-7/16

2-5/8

0.18

1-1/8

2-3/16

0.316

1-11/16

2-15/16

9/32

0.2812

1-1/2

2-11/16

0.177

1-1/8

2-3/16

0.323

1-11/16

2-15/16

19/64

0.2969

1-9/16

2-3/4

0.173

1-1/8

2-3/16

0.332

1-11/16

5/16

0.3125

1-5/8

2-13/16

0.1695

1-1/16

2-1/8

0.339

1-11/16

21/64

0.3281

1-11/16

2-15/16

0.166

1-1/16

2-1/8

0.348

1-3/4

3-1/16

11/32

0.3438

1-11/16

0.161

1-1/16

2-1/8

0.358

1-3/4

3-1/16

23/64

0.3594

1-3/4

3-1/16

0.159

1-1/16

2-1/8

0.368

1-13/16

3-1/8

3/8

0.375

1-13/16

3-1/8

0.157

1-1/16

2-1/8

0.377

1-7/8

3-1/4

25/64

0.3906

1-7/8

3-1/4

0.154

2-1/16

0.386

1-7/8

3-1/4

13/32

0.4062

1-15/16

3-5/16

0.152

2-1/16

0.397

1-15/16

3-5/16

27/64

0.4219

3-3/8

0.1495

2-1/16

0.404

1-15/16

3-5/16

7/16

0.4375

2-1/16

3-7/16

0.147

2-1/16

0.413

3-3/8

29/64

0.4531

2-1/8

3-9/16

0.144

2-1/16

15/32

0.4688

2-1/8

3-5/8

0.1405

15/16

1-15/16

31/64

0.4844

2-3/16

3-11/16

0.136

15/16

1-15/16

1/2

0.5

2-1/4

3-3/4

0.1285

15/16

1-15/16

33/64

0.5156

2-3/8

3-7/8

0.12

7/8

1-7/8

17/32

0.5312

2-3/8

3-7/8

0.116

7/8

1-7/8

35/64

0.5469

2-1/2

0.113

7/8

1-7/8

9/16

0.5625

2-1/2

0.111

7/8

1-7/8

37/64

0.5781

2-5/8

4-1/8

0.11

7/8

1-7/8

19/32

0.5938

2-5/8

4-1/8

0.1065

13/16

1-13/16

39/64

0.6094

2-3/4

4-1/4

0.104

13/16

1-13/16

5/8

0.625

2-3/4

4-1/4

0.1015

13/16

1-13/16

41/64

0.6406

2-7/8

4-1/2

0.0995

13/16

1-13/16

21/32

0.6562

2-7/8

4-1/2

0.098

13/16

1-13/16

43/64

0.6719

2-7/8

4-5/8

0.096

13/16

1-13/16

11/16

0.6875

2-7/8

4-5/8

0.0935

3/4

1-3/4

45/64

0.7031

4-3/4

0.089

3/4

1-3/4

23/32

0.7188

4-3/4

0.086

3/4

1-3/4

0.082

3/4

1-3/4

0.081

3/4

1-3/4

0.0785

11/16

1-11/16

0.076

11/16

1-11/16

0.073

11/16

1-11/16

0.07

11/16

1-11/16

0.067

11/16

1-11/16

0.0635

11/16

1-11/16

0.0595

5/8

1-5/8

0.055

5/8

1-5/8

0.052

5/8

1-5/8

0.0465

1/2

1-3/8

0.043

1/2

1-3/8

0.042

1/2

1-3/8

0.041

1/2

1-3/8

0.04

1/2

1-3/8