Diameter: 127mm Length: 165mm Applications: Drilling Soft Facing Brick, Drilling Concrete Blocks, Drilling Hard Sandstone, Drilling Coarse Sandstone, Drilling Soft Slate, Drilling Breeze Block Drilling Lignacite Blocks. Our 127mm diamond core drills have been manufactured to a high standard to withstand the huge stresses involved when core drilling into general masonry building materials. Our diamond core drill bits offer excellent drilling speeds and lifetime when used with most core drill machines due to their high diamond concentration, high quality barrels, back ends and 10mm segment height. Our 5 inch core drill bits are supplied as standard with a ½” BSP female backend and can be fitted with either a 13mm hex adaptor to fit a standard 13mm 3 jaw chuck or can be fitted.
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