Trend Routing Accessories Collet extension 1/2" Shank 1/4" Collet Ref: CE/127635 Key Features: For use in router tables where there is a limited router cutters shank length available Precision machined one-piece steel body With a 1/2 inch shank, fitted with a multi-slit spring steel collet and collet nut Use at maximum speed 18000 RPM Increase cutter spindle length by 50mm Maximum tool diameter 50mm Maximum tool cut length 30mm Requires 19mm & 22mm A/F spanners Items included: 1 x Collet extension body 1 x Collet nut 1 x 1/4 inch collet Specification: Shank size: 1/2 inch (12.7 mm) Collet bore: 1/4 inch (6.35 mm) Overall length: 85 mm Nut dia. max: 25 mm Maximum speed: 18000 rpm Maximum tool dia: 50 mm Requires spanners: 19 mm & 22 mm A/F