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10.0mm HSCO Spot Weld Drill Bit

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• This bit is our 10.0mm and the largest diameter High Speed Steel Cobalt (HSCO) spot weld bit we offer
• The twist is larger than the shank which is 8.0mm and has a flat spot on it to be tightened into our DF-15 Series Spot Weld Drills
• Specifically designed for the abuse of spot weld drilling
• Flat ground for strength, centering nib to prevent walking
• Our Cobalt high speed steel mix bits are 1-3/4" (450 mm) long and work with all brands of spot weld drills