CO-Z 10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician sold2025 Wide Applications Reamer for reaming

Wide Applications Reamer for reaming holes have been drilled after processing (or reaming) on the workpiece

Each tap drill is engraved with a label

0 millimeters thick

Sharp grinding

ATTENTION: Each Stick Is 3

CO-Z 10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician sold2025 Wide Applications Reamer for reamingCO Z 10 Sizes Titanium Step Drill Bit, 1 4 to 1 3 8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician Convenient & Accurate Laser engraved reference marks on each bit offer superb convenience and accuracy, ideal for drilling large and small diameter holes in metal and plastic. For high efficient drilling, thickness of sheet metal shall be less than that of