Electroplated Diamond Hole Saw 20mm

• DURABLE - Electroplated diamond coated cutting edge allows precise chip-free cutting of glass, granite, marble, porcelain and ceramics. • COOLING - soaked sponge prolongs life of cutting edge by reducing heat build up. • DIVERSE - 45mm cutting depth makes this range ideal for plumbing and electrical installations. • DOMESTIC OR PROFESSIONAL - rounded hex shank makes it suitable for both handheld or pillar drill chucks.