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amoolo 1/4" Cobalt Drill Bit(10 Pcs), M35 HSS Metal Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron: Amazon.com: Tools & Home Improvement
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M35 HSS Cobalt Drill Bit, 3mm Diameter Twist Drill bits, Split Point for Drilling Metal Steel Aluminum 10Pcs - - Amazon.com
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HSS Cobalt Drill Bit Double End 1/4 Inch M35 Short Stubby Body Drill Steel Metal Iron-10Pcs: Amazon.com: Tools & Home Improvement
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uxcell 10.2mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool - - Amazon.com
M35 HSS Cobalt Drill Bit, 2mm Diameter Twist Drill bits, Split Point for Drilling Metal Steel Aluminum 10Pcs - - Amazon.com
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uxcell 2.5mm Dia Split Point HSS Cobalt Metric Twist Drill Bit Drilling Tool 10pcs - - Amazon.com
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Amazon.com: HYCLAT Titanium Step Drill Bit Set & Automatic Center Punch - High-Speed Metal Steel Drill Double Cutting Blades, Hss Cobalt Multiple Hole 50 Sizes, with Aluminum Case or Canvas Bag :
uxcell 3mm Drilling Dia HSS Cobalt Metric Spiral Twist Drill Bit Rotary Tool 5pcs - - Amazon.com