4pcs/set Titanium Countersunk Deburring Drill Bit Taper Hole Cutter Titanium Coated Head Chamfering Tools
100% High quality and Brand new.Countersink and Debarring Tool SetThis 4 piece Countersink and Deburring Tool Set is ideal for cutting through metal, wood and plastic quickly and easilyThis is hands down, the best countersink I have never usedSpecificationMaterial: High speed steel 4241 ,Titanium CoatedSize(four type): 2-5mm,5-10mm, 10-15 mm, 15-20mm2-5mm length: 4.5cm5-10mm length: 4.7cm10-15mm length: 6.2cm15-20mm length: 8.2cm