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Cemented carbide Carbide Gun Drill Blanks
Cemented carbide Carbide Gun Drill Blanks
Cemented carbide Carbide Gun Drill Blanks
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  • Cemented carbide Carbide Gun Drill Blanks
  • Cemented carbide Carbide Gun Drill Blanks
  • Cemented carbide Carbide Gun Drill Blanks

Cemented carbide Carbide Gun Drill Blanks


The gundrilling process and tooling have been refined for maximum performance and use on modern, dedicated machinery. Firearms continue to be a common application for gundrilling. Other industries include diesel fuel components, medical tooling, plastic injection molds, and more.

Classification:

Keywords: Metal Working/ Carbide Knife

For more information please e-mail or call our hotline

TEL:86-731-28814078

E-mail:info@eg-hardmetal.com

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Product Details

Our decicated engineers and skilled staff enable us to provide the best Cabide Gun Drill Blanks for the market domestic and abroad:

Single hole Carbide Gun Drill Blanks

Double Hole Carbide Gun Drill Blanks

kidney holes Carbide Gun Drill Blanks

 

 

330 mm Carbide Gun Drill Blanks (Double Hole)

D(mm) Tolerance d1
(mm)
Tolerance
(mm)
d2
(mm)
Tolerance
(mm)
length
(mm)
Tolerance
(mm)
10 +0.5/+0.3 1.9 ±0.2 2.3 ±0.2 330 +3/0
10.5 +0.5/+0.3 1.9 2.3 330
11 +0.5/+0.3 2 2.4 330
12 +0.5/+0.3 2.2 2.5 330
12.5 +0.5/+0.3 2.2 2.5 330
13 +0.5/+0.3 2.4 2.7 330
13.5 +0.5/+0.3 2.4 2.7 330
14 +0.6+0.4 2.5 2.8 330
14.5 +0.6+0.4 2.5 2.8 330
15 +0.6+0.4 2.6 3.3 330
15.5 +0.6+0.4 2.8 3.3 330
16 +0.6+0.4 2.8 3.5 330
16.5 +0.6+0.4 3 3.5 330
17 +0.9+0.4 2.6 3.7 330
18 +0.9+0.4 3.2 ±0.3 3.9 ±0.3 330
19 +0.9+0.4 3.2 3.9 330
20 +0.9+0.4 3.5 4.2 330
21 +0.9+0.4 3.5 4.2 330
22 +0.9+0.4 3.5 4.5 330
23 +0.9+0.4 3.5 4.5 330
24 +0.9+0.4 4 5.5 330
25 +0.9+0.4 4 5.5 330
26 +0.9+0.4 4 5 330
27 +0.9+0.4 4.5 5.5 330
28 +0.9+0.4 4.5 5.5 330
29 +0.9+0.4 4.5 5.5 330
30 +0.9+0.4 5 6 330
31 +0.9+0.4 5 6 330
32 +0.9+0.4 5 6 330
33 +0.9+0.4 5 6 330
34 +0.9+0.4 5.5 6.5 330
35 +0.9+0.4 5.5 6.5 330
36 +0.9+0.4 6 7 330
37 +0.9+0.4 6 7 330
38 +0.9+0.4 6 7 330
39 +0.9+0.4 6.5 7.5 330
40 +0.9+0.4 6.5 7.5 330

 

330mm Carbide Gun Drill Blanks (Kidney Hole)

D(mm) Tolerance r1
(mm)
Tolerance
(mm)
r2
(mm)
Tolerance
(mm)
length
(mm)
Tolerance
(mm)
3.5 +0.5/+0.3 1.1 ±0.2 0.7 ±0.15 330 +3/0
4.5 +0.5/+0.3 1.1 0.7 330
5.5 +0.5/+0.3 1.3 0.8 330
6.3 +0.5/+0.3 1.6 0.9 330
6.9 +0.5/+0.3 1.1 0.7 330
7.6 +0.5/+0.3 1.7 1.2 330
8 +0.5/+0.3 1.8 1.3 330
8.6 +0.5/+0.3 1.9 1.3 330
9 +0.5/+0.3 2 1.4 330
9.7 +0.5/+0.3 2.2 1.4 330
10.5 +0.5/+0.3 3.2 2.4 330

 

 

d(mm) d1(mm) d2(mm) d3(mm) Lmm
17 8 2.6 3.7 45
18 8.6 3.2 3.9 51
19 9 3.2 3.9 51
20 9.6 3.5 4.2 55
21 10 3.5 4.2 55
22 10.6 3.5 4.5 58
23 11 3.5 4.5 58
24 11.4 4 5 58
25 11.9 4 5 61
26 12.4 4 5 61
27 12.9 4.5 5.5 61
28 13.4 4.5 5.5 63
29 13.4 4.5 5.5 63
30 14.4 5 5.5 65
31 14.9 5 6 65
32 15.4 5 6 65
33 15.4 5 6 65
34 16.2 5.5 6.5 65
35 16.2 5.5 6.5 65
36 17.2 6 7 65
37 17.9 6 7 65
38 17.9 6 7 65
39 18.7 6.5 7.5 65
40 18.7 6.5 7.5 65
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