（开孔器）High Speed Steel Hole cutter Hole Saw

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-- The gears are made from HSS and the rigidity varies from the hole saw has a twist drill bit inside, which is undetachable.
-- 64HRC to 65HRC. Sharp gears and anti-cutting with lower consumption make the product long service life.
-- Carbide teeth for fast cutting of clean, round holes. Suitable for hand-held electric drill, stand motor-driven drilling machine, and mobile ribbon type magnetism drilling machine.
-- Cuts quick, precise holes in stainless steel, mild steel, iron, copper, and brass.Can drill about 20mm depth for the wood, and can drill about 5mm for the stainless steel

OUR WEBSITE IS http://www.velocitydiy.com
CONTACT NUMBER IS +6014-9891223