The Irwin Lock-n-Load Quick Change Extension Bit Holder in 300mm length is the professional's choice for reaching deep, recessed fixings and working in highly restrictive spaces. This extended length provides maximum reach where standard bit holders simply cannot access, making it indispensable for specialist applications. The 300mm bit holder features the time-saving LOCK-N-LOAD™ System for convenient one-handed quick release, maintaining productivity even when working in awkward positions. The precision-engineered jaw design ensures bits remain firmly secured on both 6-flatted shanks and ball detent bits throughout operation, preventing frustrating bit loss in hard-to-reach areas. The carbon steel sleeve and body construction guarantees exceptional durability and longevity, even under demanding professional conditions. Essential for HVAC installations, deep cavity work, automotive applications, and any scenario requiring significant extension, this 300mm holder delivers unparalleled access whilst maintaining control and precision. Features and Benefits: • 300mm length for maximum reach in deep recesses • LOCK-N-LOAD™ system for efficient one-handed operation • Secure jaw retention for reliable bit holding • Robust carbon steel construction • Ideal for HVAC, automotive, and specialist applications Specifications: Insert bit: Standard 1/4 inch. Length: 300mm.