Our set of drill bit extensions set is used in connecting the drill bit as an extension to work in narrow space, dead ends and other places that screwdriver is hard to work in Important tool: these kits are important accessories for hand and power tools and they are adaptable and compatible with hand and power tools for finishing your daily maintenance works You can bend the bit extension largely to meet your needs and the its soft cover will protect your hands when you are doing maintenance works; they are practical in your that will lengthen your drill largely and makes your drill works easily Quantity: 23 pieces colour:black Material:steel size:Flexible bit extension: 29.5*0.64cm Socket wrench: 11.5cm Package Contents: 3 x Flexible drill bit extension 10 x Drill bits 8 x Socket wrench 1 x Drill bit handle 1 x Drill bit extension holder Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.