
Rennie Tools - 200mm Long 1 1/4" UNC Diamond Core Drill Extension Bar – Heavy Duty Steel Core Bit Extension Rod for Professional Core Drilling Machines. for Dry & Wet Core Drilling. 1.1/4" UNC
Rennie Tool Company
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Product Features
Extend Drilling Depth – 200 mm long 1.1/4" UNC diamond core drill extension bar designed to increase drilling reach and depth without sacrificing accuracy — ideal for use on site or in workshop settings. 1.1/4" UNC Male to 1.1/4" UNC Female Adapter Precision 1¼" UNC Threads – Accurately machined male and female threads ensure a tight, concentric fit between your drill and core bit, eliminating wobble and improving cutting precision. Heavy Duty Steel Construction – Manufactured from hardened, high-strength steel for maximum torque transfer, reliability, and long service life under demanding drilling conditions. Professional Compatibility – Fits most professional 1¼" UNC diamond core drilling machines and core bits, including leading trade brands. Suitable for use with wet and dry diamond cores. Rennie Tool Company Quality – Trusted by tradesmen across the UK for precision-engineered drilling accessories.



