| Place of Origin: | Chongqing,China |
|---|---|
| Brand Name: | ZhongZuan |
| Certification: | CE;ISO9001;2015; |
| Minimum Order Quantity: | 1000 |
| Price: | EXW $0.03-$0.05/piece |
| Packaging Details: | PVC box |
| Delivery Time: | 7-10 work day |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability: | 10,000pcs/day |
| Place Of Origin: | Chongqing, China | Type: | Twist Drill Bit |
|---|---|---|---|
| Application: | Stainless Steel, Metal, Wood Drilling | Surface Finish: | Black Oxide, Bronze Oxide, Titanium Nitride, Bright Finish |
| Point Angle: | 118 Degree / 135 Degree | Processing Type: | Full Rolling, Full Grinding, Milling |
| Material: | 4241/4341/6542(M2)/M35 | Packing: | Plastic Tube,PVC Box,Tin Box,Customizable |
DIN338 Parallel Shank Oxide Black Twist Bit Metal Drilling Bit
1. Twist drill bits are widely used to cut round holes.A cutting point is on the top of a cylindrical shaft with spiral groove and chips will be removed through groove.
2. HSS is one of tool steel.It’s more hard and wear-heat than high-carbon steel as well as the cutting speed.
3. HSS twist drill bits are widely used to drill stainless steel,alufer,copper and other metals. They are suitable for timber,pvc materials cutting as well.
Twist drill material selection
1.HSS 4341/4241: Suitable for common metal cutting, like iron, copper, alufer and timber etc.2. HSS 6542(m2): suitable for all types of metal, like stainless steel, iron, copper, alufer and wood etc.
3.M35: This type currently is the best one among HSS materials.It largely improves its rigidity due to its 5% content of cobalt.It’s suitable for cutting all kind of metals, like stainless steel, iron, copper, alufer, cast iron and 45# steel as well as wood, plastic etc.
