CB-SET-18 | Holemaker 5pc Carbide Burr Set-3/8&5/16in Headx1/4in AC/DC FEATURES • Double cut geometry for cutting ferrous metals. • Premium industrial quality carbide burrs. SPECIFICATIONS • 3/8 & 5/16 5 Piece Set: • 1 x CB-SC3 – 3/8 Cylindrical Radius End Double Cut • 1 x CB-SH2 – 5/16 Flame Shape Double Cut • 2 x CB-SF3 – 3/8 Tree Shape Radius End Double Cut • 1 x CB-SL3-AC – 3/8 Cylindrical Aluminium Cut