ORXPLUS Tools 2PCS Deburring Chamfer Tool Set, Deburring External Drill Bit, Countersink Drill Bit for Fit 1/8"-3/4"(3mm-19mm)
- Drill use 0-400 RPMs Fit 1/8' (3mm) to 3/4' (19mm)", 'Great for repairing damaged bolts and fasteners Tube Internal Chamfering Facilitates Tube Combination', 'Outer works on -Round Stock -Bar Stock -Threaded Rod -Screws and more', 'Inner Chamfer Tool Works On -Steel Pipe -Iron Pipe -Stainless Steel Pipe -Copper Tube -Aluminum Tube -Hard Plastic Tube', 'Effective on -Stainless -Hardened Steel -Mild Steel -Copper -Brass -Wood -Fiberglass -Hard Plastic']