SILVER & DEMING Drill(S&D) ,REDUCED SHANK Drill BITS
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 |
|
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 |
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 |
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 |
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 |
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 |
