Features: Cuts through ceramic, plastic, fiberboard, fiberglass, concrete block, and plywood. Self sharpenning for long life. Exellent for cutting holes in hard, abrasive or extra thin materials. 3/8 in carbide tipped pilot bits is specially designed for drilling holes in tile and other hard surfaces. Comes with a carbide grit hand file for smoothing holes after cutting. Includes: 1 pc lightweight aluminium positive-locking backing plate. 1 pc 3/8 in carbide tipped pilot drill. 1 pc carbide grit hand file. 5 pc diameter hole saws: mm & sae: 33mm(1-5/16 in ), 53mm(2-1/16 in ), 67mm(2-5/8 in ), 73mm(2-7/8 in ), 83mm(3-1/4 in ). Carrying case.
|Diameter:||1-5/16 - 3-1/4 in|