MYconsumables HSS Cobalt Metal Drill Bit Fully Ground 8mm x 117mm 10 Pack ** PREMIUM QUALITY DRILL BITS ** With hundreds of 5-star reviews on eBay, these are some of the most competitively priced and highest quality drill bits on the market. Some Cobalt drill bits are only coated in cobalt however ours are manufactured with 5% Cobalt high-speed steel and are fully ground making them excellent for cutting at high temperatures and perfect at drilling through hard metals, such as stainless steel, iron, bronze and titanium. We are that confident you'll like them we offer a money-back guarantee if you don't!
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