ColumPRO 20PCS 1/4" Strong Magnetic Extension Bit Holder,Hex Shank S2 Steel Magnetic,Screwdriver Extension,Quick-Change Hex Shank Set

✅【Superior material】:Strong Magnetic Extension Bit Holder is made of high-quality S2 Steel ,and the sleeve is made of high-quality aluminum alloy.Wear-resistant, high-strength, hard, not easy to break and not easy to damage.. ✅【Strong magnetic】:The drill seat has permanent magnets to ensure a secure fit of the drill seat. With super magnetic, good adsorption, hold the drill bit and fasteners tightly, there is no trouble of dropping tools during the work.. ✅【Wide applications】:ColumPRO Strong Magnetic Extension Bit Holder has a universal 1/4"" hex shank for a variety of quick change chucks and hex tools,and is a good helper for daily tool use.. ✅【package Accessories】: 20PCS 1/4"" Strong Magnetic Extension Bit Holder are stored in a box.It can meet the needs of daily work.. ✅【Upgraded Magnet】: In order to enhance our customer experience, this generation of products has made magnetic upgrades for better grip and better quality control for our products. ColumPRO is all about innovation, quality and steady.