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Products >>> Metal Cutting Tools >>> Drilling tools >>>step drill bits

step drill bits din8376

Step drills bits(sub land drill bits)180°, straight shank (Twist Drills with Parallel Shank)
(DIN 8376 RN) HSS

Nominal diameter
Dh8
mm

Diameter
Dh10

mm

Overall length
L
mm

Flute length
l
mm

Length
l1
mm

For
Screw

8.00

4.30

117

75

11

M4

10.00

5.30

133

87

13

M5

11.00

6.40

142

94

15

M6

15.00

8.40

169

114

19

M8

taper shank step drill

Step drills bits(sub land drill bits)180°, taper shank (Twist Drills with taper Shank)
(DIN 8377 RN) HSS

Nominal diameter
Dh8
mm

Diameter
Dh10

mm

Overall length
L
mm

Flute length
l
mm

Length
l1

mm

For
Screw

10.00

5.30

168

87

13

M5

11.00

6.40

175

94

15

M6

15.00

8.40

212

114

19

M8

18.00

10.50

228

130

23

M10

20.00

13.00

238

140

27

M12

24.00

15.00

281

160

31

M14

26.00

17.00

286

165

35

M16

30.00

19.00

296

175

39

M18

34.00

21.00

339

190

43

M20

straight shank step drill

Step drills bits(sub land drill bits) 90°, straight shank (Twist Drills with taper Shank)
(DIN 8374 RN) HSS

Nominal diameter
Dh8
mm

Diameter
Dh10
mm

Overall length
L
mm

Flute length
l
mm

Length
l1
mm

For
Screw

7.80

4.30

117

75

11

M4

9.50

5.30

125

81

13

M5

11.40

6.40

142

94

15

M6

15.40

8.40

178

120

19

M8

taper shank step drill

Step drills bits(sub land drill bits) 90°, taper shank (Twist Drills with taper Shank)
(DIN 8375 RN) HSS

Nominal diameter
Dh8
mm

Diameter
Dh10
mm

Overall length
L
mm

Flute length
l
mm

Length
l1
mm

For
Screw

9.50

5.30

162

81

13

M5

11.40

6.40

175

94

15

M6

15.40

8.40

218

120

19

M8

18.50

10.50

233

135

23

M10

22.50

13.00

253

155

27

M12

25.00

15.00

281

160

31

M14

28.00

17.00

291

170

35

M16

33.00

19.00

334

185

39

M18

37.00

21.00

344

195

43

M20

straight shank step drill

Step drills bits(sub land drill bits) 90°, straight shank (Twist Drills with Parallel Shank)
(DIN 8378 RN) HSS

Nominal diameter
Dh8
mm

Diameter
Dh10
mm

Overall length
L
mm

Flute length
l
mm

Length
l1
mm

For
Screw

4.50

3.30

80

47

12.00

M4

5.50

4.20

93

57

14.50

M5

6.60

5.00

101

63

17.00

M6

9.00

6.80

125

81

21.50

M8

11.00

8.50

142

94

26.00

M10

14.00

10.20

160

108

30.50

M12

16.00

12.00

178

120

35.00

M14

taper shank step drill

Step drills bits(sub land drill bits) 90°, taper shank (Twist Drills with Taper Shank)
(DIN 8379 RN) HSS

Nominal diameter
Dh8
mm

Diameter
Dh10
mm

Overall length
L
mm

Flute length
l
mm

Length
l1
mm

For
Screw

9.00

6.80

162

81

21.50

M8

11.00

8.50

175

94

26.00

M10

14.00

10.20

189

108

30.50

M12

16.00

12.00

218

120

35.00

M14

18.00

14.00

228

130

39.00

M16

20.00

15.50

238

140

44.00

M18

22.00

17.50

248

140

48.00

M20


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Scharp Tools Co. offer step drill bits,sub land drill bits,end mills,slitting saws,taps,milling cutters,carbide burrs,reamers,coutersinks and counterbores.