Combination Drill & Taps SPECIFICATION: Total length about 90mm, Available Diameter 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 22mm, 23mm, 24mm, 25mm, 26mm, 28mm, 30mm, 32mm, 35mm, 40mm, 45mm, 48mm, 50mm, 53mm, 54mm, 55mm, 57mm, 60mm.