ITEM NAME:2pcs Extension Guide Rod Handy Hex Screw Bit Holder Magnetic Drill Bit Adapter Descriptio n Description: *100% brand new and high quality *Connecting outer hex into inner hex, magnetic, elongation oriented, non-slip *For the use of connecting the electric screwdriver, screwdriver, wind batch, sleeve, connector adapters, etc. *The non-slip soft rubber design jcover is separated from the shaft of the bit. The hand can grip the jacket. The head can be rotated normally. The hand can be held by one hand and the other hand can be used to position the bit. The bit and the center post are fixed and non-retractable. The length of the bit can not be changed after the bit is mounted. The outer cover is movable and can be used for positioning. Some special places can be used. This guide bar is only suitable for The head is mounted with a screw guide to control the shaking of the long batch head during rotation Specifications: Specification: Brand new Material: Plastic leather+Carbon steel+aluminum Shank diameter: 1/4inch (6.35mm) Color: as picture shows Quantity: 2pcs Package Included: Package included: 1pc x 80mm drill bit holder 1pc x 120mm drill bit holder Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 2pcs Extension Guide Rod Handy Hex Screw Bit Holder Magnetic Drill Bit Adapter.Connecting outer hex into inner hex, magnetic, elongation oriented, non-slip. Quantity: 2pcs. The non-slip soft rubber design jcover is separated from the shaft of the bit. The hand can grip the jacket.