Description of STARVAST Bi Metal Positive Cutting Fiberboard Cutting Tools
STARVAST 3 inch hole saw perfect for cutting 3 inch diameter holes through plywood, wood, plastic pipe, drywall, soft plaster, fiberboard and soft metal sheet. Performance Materials - The hole saw made of M42 High Speed Steel and BI-Metal, with higher hardness (≥64HRC), high abrasive resistance and higher toughness. Quick Change - 4 inch hole fits most of universal quick change mandrel such as Lenox, Dewalt, Milwaukee and Bosch. 38mm depth of hole saw help to cut 2x material in 1 pass. Structure - Increased wall thickness of hole saw improves durability and minimizes tooth loss. Red coating reduces side wall friction for efficient cutting a 3 inch hole. Duplex Tooth - Positive rake with variable tooth pitch guarantees a fast and clean cut through all thicknesses.