Marcrist 245.165.0127 PC850 Diamond Percussion Core 127 x 165mm Underfloor Heating 20-30mm padlocks are ideal for

20-30mm padlocks are ideal for securing valuables/goods of lower value or at a low risk of theft

Tru-zero hook that is 150% larger than traditional end hooks

Manufactured from good quality carbon steel hardened and tempered with black phosphate finish

All-round clamping in front of

Marcrist 245.165.0127 PC850 Diamond Percussion Core 127 x 165mm Underfloor Heating 20-30mm padlocks are ideal forThe Marcrist PC850 Diamond Percussion Core combines all the advantages of diamond and percussion drilling. It offers lightning fast drilling, without breakout, and without the need for special machinery. Material from common brickwork to hard concrete (80 100mm) can now be drilled dry. A 132mm core takes only a few seconds to drill through brick and, with an expected life of over 300 holes without re sharpening, costs only a few pence per hole.