"Specification:<br /><br />100% brand new<br /><br /><br />Easy & fast， connect to the standard hex screwdrier<br /><br /><br />Durable and lightweight<br /><br /><br />It's good for the wrench， can be connected to drill， rechargeable drill or manual wrench<br /><br /><br />Fits: 1/4"" 6.35mm hex drill bit screwdriver<br /><br /><br />Material: stainless steel<br /><br /><br />Size:length 14cm/5 cm， wide 4cm/3.5cm<br /><br /><br />Model: 1/4"" (6.35mm)<br /><br /><br />Color: Silver<br /><br />Package included: 1pc x Screwdriver Bit Holder