Description
1, The Carbide Tipped Teeth hardness HRC overs 80. It’s more hard, more shape, longer life. Up to 10X times more Cuts than standard bi-metal hole saw drilling for Hardy plank. Up to 5X times more Speed than standard bi-metal hole saw drilling for Hardy plank..2, The big slot design and special teeth are to remove the plug easily. Up to 5 times Faster than standard hole saw..3, Max cutting depth:2.36 “( 60mm) . Replaced the following drill bits: Spade bit, Forstner bit, Auger bit, bi-metal hole saw..4, Ideal drilling for multiple materials: Hardy Plank, Hard wood（not with nail), Drywall, MDF, Fiberglass, Wall Tile, Air Brick, Plasterboard. Cutting material MOHS hardness ：Not up to 6 . For use in standard rotary drills. Not for use in Hammer mode..5，Package includes: 1x4”(102mm) hole saw , 1x0.43”(11mm) shank arbor, 1 x4.3”(110mm) silver HSS pilot drill bit for wood. 1x4.3”(110mm) carbide tipped pilot drill bit for hardy plank, wood, stone.
