The Abracs Dry Diamond Core Bit is a purpose-built cutting accessory for rapid, dust-producing core drilling in masonry and concrete materials. It is intended for dry use with hand-held power tools such as angle grinders and compatible core drill arbors, delivering fast circular holes through brick, block, concrete, roof tile and ceramic substrates where water cooling is impractical.

Construction comprises a high-strength steel body with industrial diamond grit segments bonded in a metallic matrix. The diamond segment bond is formulated for dry cutting to resist glazing and premature wear while maintaining cutting rate; segments are securely attached by brazing/laser welding to withstand peripheral loads and impact. The tool is supplied with a standardised shank to suit common arbors and may be used with M14 adaptors or drill mandrels depending on the machine — always check shank compatibility before use. For safe operation use tools complying with EN/IEC 60745 hand-held power tool safety standards and observe manufacturer rpm limits for the chosen diameter.

Typical applications include creating service penetrations for plumbing and electrical installations, forming holes for anchors and sleeved ducts, and trimming openings for HVAC installations and tiling work. Industries that commonly use Abracs dry core bits include general construction, refurbishment and maintenance, plumbing and heating, electrical contracting, roofing and tiling, and civil engineering where dry drilling minimises site water management.

Key benefits are the cutting longevity and wear resistance provided by the industrial diamond segments, the ability to operate without water cooling (reducing mess and avoiding freeze risk), and compatibility with a wide range of power tool arbors and adaptors. The steel core provides rigid support to maintain hole accuracy, while the dry bond reduces clogging and overheating under typical intermittent feed conditions.

Duchy Fasteners stocks Abracs Dry Diamond Core Bits in multiple diameters and pack quantities to suit trade and one-off requirements; please check our current stock list or contact us for specific sizes and pack options.