CMT 551.040 Hole saw diameter 40 mm, height 38 mm, for metal and aluminium, High Speed Steel

CMT 551.040 Hole saw diameter 40 mm, height 38 mm, for metal and aluminium, High Speed Steel

Features

• Premium Bi-metal with 8% cobalt provides Xtreme results and beautiful performance, up to 50% longer life than the competition
• Special tooth geometry with regular teeth, gives a smoother bore and better chip removal.
• The special tooth setting also prevents clogging and heat build-up.
• The teeth are pulled alternately left and right to minimize friction. This results in a lower drilling resistance so you can drill through your material with a minimum of pressure. Ideal for mild steel (up to 1000 N / mm2 strength), stainless steel, non-ferrous metals, aluminum, cast iron, copper, zinc.

Specifications

• Diameter D 40 mm
• Height H = 38 mm
• Material HW (hard metal)