Makita 14 Piece Plumbers Bi Metal Hole Saw Set, supplied in an aluminium case. Sizes carefully selected for the needs of the Professional Plumber. The Bi-Metal Holesaw range have a varied-pitch tooth design and are recommended for cutting steel, aluminium, copper, brass, wood and plastic. Also available in Electricians kit with the most popular sizes. Arbours available with hex (3 jaw chuck) and SDS-Plus shanks. Features and Benefits • Sizes carefully selected with the professional electrician in mind • Variable tooth pitch configuration • Fast cutting and long life • Ideal for cutting steel, aluminium, copper, brass, wood and plastic • Includes Aluminium Carry Case Contents • 19mm Hole Saw • 22mm Hole Saw • 25mm Hole Saw • 29mm Hole Saw • 35mm Hole Saw • 38mm Hole Saw • 44mm Hole Saw • 51mm Hole Saw • 57mm Hole Saw • 68mm Hole Saw • 75mm Hole Saw • Arbor (x2) • Spring • Aluminium Carry Case