mwellewm Drill Bit Extension - 60mm 100mm 150mm 300mm 1/4 inch

Package content:4pcs magnetic drill bit extender 1/4 inch,Package includes 3 Length-2"(60mm),4"(100)mm,6"(150mm) 12"(300mm) to satisfy your various needs. 2.Premium material:Drive quick release bit holder made of industrial heavy-duty chrome vanadium steel for maximum durability and long life. One-piece construction for the best concentration of force and a longer lifetime. 3.Stong magnetism:Drill bit extension has strong built-in magnetism which makes sure screwdriver bits stay in place steady, allows for easy 1-handed bit tip changes. 4.Universal size:Design with 1/4" hex shank and a 1/4" extension chuck adapter,fit for all inserts and 1/4 inch suitable size for easy use in daily life 5.Perfect gift ideal:This will be a housewarming gift, a practical gift for your friends and they will love it very much