10Pcs Magnetic Bit Holder Extension Quick Change Magnetic Bit Holder Extensions Product Description: 100% brand new and high quality. Quick Release Magnetic Screwdriver Extension Bars Bit Holder Tool Magnetic Bit Holder Set Extensions 2" 2.3" 3" 4" 6" Quick Change 1/4" Hex Shank Must-have accessory set for power drills and impact drivers Extensions in lengths 6"(150mm), 4"(100mm) & 3(75mm)" & 2.3(60mm)" & 2"(50mm) for superior access for hard-to-reach fasteners Strong permanent magnets hold bits securely in place; accepts all 1/4" hex-shank bits 1/4" quick-change hex shanks fit all power drills, 1/4" impact drivers and hand-held drivers Feature: Meterial:High Quality Steel Length: 50mm & 60mm & 75mm &100mm&150mm Quantity: 10pcs 1/4" hex shank Magnetic Screwdriver Bit Holder Fit any standard size screwdriver bit any make any model. Suitable for Electric, pneumatic screwdrivers and other screwdriver bits of power tools drill extended. Package included: 2pc Magnetic Bit Holder Extension (50mm) 2pc Magnetic Bit Holder Extension (60mm) 2pc Magnetic Bit Holder Extension (75mm) 2pc Magnetic Bit Holder Extension (100mm) 2pc Magnetic Bit Holder Extension (150mm)