
Taper Shank HSS Core Twist Drill Bits DIN 343
Zhenjiang Scharp Machinery Tools Co., Ltd.- Customized:Customized
- Standard:DIN, JIS, AISI
- Length:Jobber-length
- Type:Core Drill Bit
- Material:High Speed Steel
- Usage:Metal Drilling
Base Info
- Model NO.:type N
- Size:8mm to 50mm
- Work Type:Cut off
- Transport Package:Plastic Box
- Specification:8mm to 50mm
- Trademark:stc
- Origin:Zhenjiang
- HS Code:82075090
- Production Capacity:100000PCS
Description
Basic Info.
Model NO. type N Size 8mm to 50mm Work Type Cut off Transport Package Plastic Box Specification 8mm to 50mm Trademark stc Origin Zhenjiang HS Code 82075090 Production Capacity 100000PCSProduct Description



Workmanship with 3 cutting edges with nominal size in tolerance H 11 or with dimenssion reduced of material allowance for follow precise working.
Usability: Tool of rigid construction to working prebored holes, cast holes or punched holes. Three cutting edges workmanship encreases the accuracy of the hole working, especially the roundnes.

d(mm) | l/L(mm) | morse taper |
8 | 75 / 156 | 1 |
9 | 81 / 162 | 1 |
10 | 87 / 168 | 1 |
11 | 94 / 175 | 1 |
12 | 101 / 182 | 1 |
13 | 101 / 182 | 1 |
14 | 108 / 189 | 1 |
15 | 114 / 212 | 2 |
16 | 120 / 218 | 2 |
17 | 123 / 223 | 2 |
18 | 130 / 228 | 2 |
19 | 233 | 2 |
20 | 238 | 2 |
21 | 243 | 2 |
22 | 248 | 2 |
23 | 253 | 2 |
24 | 281 | 3 |
25 | 281 | 3 |
26 | 286 | 3 |
28 | 291 | 3 |
30 | 296 | 3 |
32 | 334 | 4 |
34 | 339 | 4 |
35 | 339 | 4 |
36 | 344 | 4 |
38 | 349 | 4 |
40 | 349 | 4 |
42 | 354 | 4 |
44 | 359 | 4 |
45 | 359 | 4 |
46 | 364 | 4 |
48 | 369 | 4 |
50 | 369 | 4 |