CMT 550-185 Multi-Purpose Hole Saw TCT, 7-1/4"

Features:

• Perfect round back plate.
• Fast & easy center drill change.
• Large chip clearance slots.
• Cutting teeth are made of a special formulated construction grade carbide which provides a longer cutting life.
• As a result of the latest technology, teeth are secured to prevent any breakage during impact with hard materials.
• Soft, hardwoods and plywood.
• Chipboard, MDF, veneered, laminated and table top (pre-drill the laminate/melamine by using left-hand rotation for clean finishing).
• Gypsum, plasterboard, fibercement boards, Eternit.
• Plastics (PVC, nylon, Trespa, polyester).
• SoftTiles (surface hardness ≤6 Mohs), solid bricks and bricks with cavities, aerated concrete blocks, lightweight aggregate blocks and breeze blocks, soft density limes and stone building blocks (max 30 N/mm2 hardness); for hardness >30 N/mm2 use Dia-mond dry hole saws.