CMT 550-089 Multipurpose Hole Saw with 3-1/2" Diameter, Hexagonal Shank

Tungsten carbide-tipped multi-purpose hole saws are designed for use in a wide variety of materials such as soft and hardwoods, chipboard, plywood, MDF, plastic, gypsum/plasterboard, tiles, solid brick, brick with cavities, concrete block, lightweight aggregate block, breeze block and soft density lime-sandstone building block (max 30 N/mm2 hardness). Long Lasting Construction Grade Carbide: a special formulated construction grade carbide is used for the cutting teeth, which provides 10x longer cutting life. FastX4 System: The Hole Saw Revolution! The innovative patented FASTX4 system makes the hole saw arbor obsolete. These hole saws have been specifically designed to ensure maximum productivity, lifetime and performance on all materials. CMT offers a professional range for electricians, carpenters, builders, kitchen fitters and all related heating, ventilation and plumbing trades.

• Cut ceramic tiles, wood, MDF, Trespa, plastics, plasterboard, soft bricks, lime bricks and more. Fast and easy change.
• Long lasting construction grade carbide to provide a 10x longer cutting life.
• Secured tooth technology to prevent breakage during impact with hard materials.
• Fast lock in one click. Fast drilling in all conditions. Fast bore enlargement thanks to the center drill which can fit two hole saws.
• Plug is effortlessly removed thanks to the innovative slots. For use with CMT center drill 550-HS1, 550-HW1, 550-HS2, 550-HW2, 550-DB1.