Eclipse EGP30-K General Purpose Plus 30 Hole Saw Kit 8 Piece The Eclipse EGP30-K consists of 6 Hole Saws & 2 Arbors in a Carry Case. Bi Metal Holesaws are constructed from hardened M3 HSS teeth, electron-beam welded to a tough alloy body & cap, giving exceptional strength, durability & shatter resistance. Suitable for cutting through mild & stainless steel, cast iron, brass, aluminium & wood. Holesaws: 22mm, 29mm, 35mm, 44mm, 51mm, 64mm Arbors: E2, E4