Customization: | Available |
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Customized: | Customized |
Standard: | DIN, JIS, API |
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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 alloye
The diameter & morse tape corresponding relationship:
3-14mm: morse tape 1
14.25-23mm: morse tape 2
23.1-31.75mm: morse tape 3
32-50.5mm: morse tape 4
51-76mm: morse tape 5
77-80mm: morse tape 6
The taper corresponding relationship:
1: the big end diameter phi 12.065, taper: 1:20.047
2: the big end diameter phi 17.78, taper: 1:20.020
3: the big end diameter phi 23.825, taper: 1:19.922
4: the big end diameter phi 31.267 taper: 1:19.254
5: the big end diameter phi 44.399 taper: 1:19.002