Zhongzuan (Chongqing ) Precision Tools Manufacturing Co., Ltd.
Professional manufacturer of drill bits and diamond tools in China.
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DIN340 Extra Long Twist Drill Bit For PVC Board Drilling
1. Premium material: 5% Cobalt High Speed Steel M35 provide extended tool life compared to ordinary drill bits.Durable and sharp
2. Twist design: Precise 135° split point, gold oxide finish and round straight shanks.Prevent sliding, clear chips and particles faster.Produced by precision fully ground which ensures chips move smoothly.
3. Widely application: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel,cast iron,high temperature alloy,titanium alloy,hard plastics and woods,and also can be used for softer materials.
4. 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.
5. HSS is one of tool steel.It’s more hard and wear-heat than high-carbon steel as well as the cutting speed.
6. 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.
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