Surqia High Performance Multi-Functional Sharp Wear-Resistant High-Speed Steel Power Drill Bits
$6.50
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High Quality Material.High Speed Steel Cobalt M35 Cobalt Steel Best Material.
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M35 Cobalt Drill Bit:Industry grade M35 high speed steel drill bit set, much harder than HSS used in other similar drill bits set.These drill bits contain 5% Cobalt, The drill bits are hardened and polished for improved sharpness and precise cutting without wobbling, wear-resistance and durability.This improves work efficiency.
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135°Split Point & Fully Ground Process:135°split point with straight shank prevents walking and makes drilling precise and faster.No center punch positioning guide is required.Fully ground spiral groove design clears particles quickly, decreases friction and heat for a more efficient drilling performance.
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The imperial size 7/32" is for reference,7/32" equals to 5.56mm.Real size is 5.46mm, rounding up 5.5mm.
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Multiple Application:Suitable for cutting through Hard Metal such as Stainless Steel, hardened steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals.Pay attention to speed, pressure and heat control during drilling.