| Customized: | Customized |
|---|---|
| Length: | Taper-length |
| Type: | Twist Drill Bit |
| Material: | High Speed Steel |
| Usage: | Well Drilling |
| Trademark: | JG/OEM |
| Samples: |
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| Customization: |
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Product Name: HSS TWIST DRILL BITS
Material : HSS 4241
Process : Roll forged / full ground
Shank Type: Straight
Surface Finish : Bright finish / Tin Coated / black finish
Standard : DIN 338
Diameter : 1-10mm*0.5 + 3.2mm +4.2mm
Features:
The large increment of drill body makes the product not easy to break.
The hole with thick core is easier.
Quenching temperature within 5 degrees temperature control, more stable quality.
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