Overview: Adjustable hole saw, size from 0-14mm Specially designed for wood, plain, laminated & coated chip board, etc. No blocking due to optimal cutting geometry Simple drill core removal based on new chip space design Ideal for electricians, plumbers & heating engineers, carpenters & cabinet, makers, stair construction & kitchen furniture fitter Sharpened carbide teeth fast cutting & get more smooth holes Specification: Weight Approx:57g Size Approx:13 x 3 x 3