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Brand Name : ZhongZuan
Certification : CE;ISO9001;2015;
Place of Origin : Chongqing, China
MOQ : 1000
Price : EXW $0.03-$0.05/piece
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 10,000pcs/day
Delivery Time : 7-10 work day
Packaging Details : PVC box
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.
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DIN338 Parallel Shank Oxide Black Twist Bit Metal Drilling Bit Images |