The CK range of professional quality of Bi metal hole saws, arbors and kits are ideal for cutting a wide range of materials. Vari-pitch teeth made from 8% cobalt steel for fast clean, long life performance. They are perfect for cutting clean holes in soft and hard wood, plywood, chipboard, steel, stainless steel, die cast metals, nail embedded wood, plastics.
Fit every brand of holesaws Allows the nesting of one holesaw inside another for concentric enlarging of existing holes Double threaded to accept any size of holesaw Steel construction for strength