amoolo Cobalt Drill Bit M35 HSS Metal Drill Bit Set for Hard Metal

Jobber Drill Bits by amoolo. Details:Amoolo M35 Cobalt Twist Drill Bits 1/8″ 10 Pcs 【Specifications】 Material:High-Speed Steel M35 Cobalt (5% Cobalt) Size:1/8″(Dia 3.18mm) x1-5/8″(Flute Length 41.28mm) Split Point: 135° Process: Fully Ground Flute Type: Spiral Shank Type: Straight Round Shank Applications: Perfectly suitable for Hard Metals, such as Stainless Steel and Cast Iron 【What is M35 Cobalt?】 The addition of 5% cobalt increases drill bit’s heat and wear resistance, which makes it perfectly suitable for Stainless Steel and Cast Iron. M35 Cobalt steel drill bits can penetrate a 5mm-thick 304 stainless steel plate in 5 seconds. While the 5% cobalt makes the bits much more durable,it also makes them more brittle than ordinary HSS bits under improper usage. 【How to use this Drill Bit? Here are some warm tips】 Keep the bit vertical and fixation while drilling. To avoid drill bit break, 1/16″ or smaller bits are suggested used with pin vise. Pay attention…

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