Product Information
Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section. Bits are held in a tool called a drill, which rotates them and provides torque and axial force to create the hole. Specialized bits are also available for non-cylindrical-shaped holes.
HSS drill Standard: : DIN 338 (jobber series),DIN 340 (long series),DIN 1897 (stub series)
Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground.
Material: HSS4241, HSS4341, HSS6542(M2), HSS Cobalt 5% (M35 Co5%)
Surface: Black finish, Bright finish, Black & Bright finish, Tin-coated Finish, Amber / Coffee Finish, Rainbow Color Finish.
Packing: PVC Pouch, Paper Box, Plastic Box, Plastic tube, Metal Box or as per the customer's requirement.
Size: 1mm-30.0mm
Point Angle: 118° or 135° (Split Point are available from 3.0mm)
Application: For drilling steel, cast steel, grey cast iron, malleable iron, sintered metal, low hardness alloyed
Detailed Specification
| HSS GRADE | HRC(Rockwell Hardness) |
| Mo2Cr4Vsi--4241 | 60-62 |
| Mo3Cr4Vsi--4341 | 62-65 |
| Mo3Cr4V---9341 | 63-66 |
| Mo5Cr4V2-6542/M2 | 63-66 |
| Mo5Cr4V2Co5-M35 | 64-67 HSS Co5% |
| Diameter | Cutting length | Over length |
| 0.5 | 3 | 50 |
| 1.0 | 6 | 50 |
| 1.5 | 9 | 50 |
| 2.0 | 12 | 50 |
| 2.5 | 14 | 50 |
| 3.0 | 16 | 50 |
| 3.5 | 20 | 55 |
| 4.0 | 22 | 55 |
| 4.5 | 24 | 75 |
| 5.0 | 26 | 75 |
| 5.5 | 28 | 75 |
| 6.0 | 28 | 75 |
| 6.5 | 31 | 80 |
| 7.0 | 34 | 80 |
| 7.5 | 34 | 80 |
| 8.0 | 37 | 80 |
| 8.5 | 37 | 90 |
| 9.0 | 40 | 90 |
| 9.5 | 40 | 90 |
| 10.0 | 43 | 90 |
| 11.0 | 47 | 100 |
| 12.0 | 51 | 100 |
| 13.0 | 51 | 100 |
| 14.0 | 51 | 100 |
| 16.0 | 51 | 100 |
| 18.0 | 51 | 100 |
| 20.0 | 51 | 100 |
Packing Information
A. Plastic pipe packing
B. Metal displaybox packing
C. Plastic tube packing
D. Plastic displaybox packing
E. 1pc / PVC bag,then 1pc / inner paper box
F. Grey metal displaybox packing
G. Metal box for drill bits set packing
H. Wooden box for drill set packing
J.5/10 pieces packind in PVC bag, then in white paper box, then in carton
Shipping
1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods , Door to Door.
2. By Air or by Sea for batch goods,from airport(seaport) to airport(seaport).
3. Customers specifying freight forwarders or not.
4. Production Time: 3- 7days for samples; 2-3.5 weeks for batch goods
Our company
1) We're a direct manufacturer and 100% export to worldwide(USA, Isrel, Jordan, Iran, Thailand,Duabai, South Africa, Kenya, Egypt, Australia, UK, Spain, Brazil, etc)
2) We have around 15 years producing experience.
3) Our drill product:HSS drill bits, masonry drill, SDS drill,glass&tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.
4) Above 95% customers will place a formal order after testing the samples.
More information about our products, welcome to visit :http://damingtools.en.made-in-china.com/