5/32 Drill Bits for Metal and Hard Steel(10Pcs),M35 Cobalt Impact Drill Bit Set with Quick Change Hex Shank,with Storage Case

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About This Solid Bonding Hex Shank: there are more advantages compared to old hex shank drill bits: 1. The bit will not break loose from the hex shank base；2. These drill bits run straight and true Shank Not Easily Shaken Off: 5 times higher torque compared to the old hex shank, eliminates radial runout and improves concentricity, higher impact-rated accuracy Cobalt M35 Material: High cost, but hardness is up to 67, cut faster and has a long life, up to 12 times compared with the average HSS titanium coated bit Hardened Full Grinding Process: Increases wear resistance, sharp and durable, used for stainless steel, cast iron, zinc alloy, titanium, aluminum and hard metal Jobber Length: 5/32 inch cutting diameter, 135 degree split point, Solid Bonding 1/4 Hex Shank, 10 packs of drill bits Wide Range Of Applications: This product can drilling through hard metals such as stainless steel, cast iron, zinc alloy etc., while the HSS titanium-plated version you usually see can only be used on soft materials such as wood and plastic Use Notices: Drill bit should be vertical to the workpiece when used; controling low speed from 200 to 1000 rpm; using cutting fluid will stay cool to make the bit last longer Widely used: Whether you're a home DIYer or workshoper of professional drilling, it's a great tool Overview Material : Cobalt Steel Finish Type : Gold Oxide Shank Type : hex shank Cutting Angle String : 135 Degrees Brand : Sinyeenglon Show more