[Size]:Electric Wrench Conversion Square Shaft 1.8cm x 4.5cm in size,compact in design,easy to carry and use [Carbon steel material]:Electric Impact Wrench Shaft is made of carbon steel,suitable for long term use [Multi function]:Four Square Sleeve Shaft has efficient disassembly and assembly functions,and can be used with a variety of screwdriver bits to achieve multiple functions such as drilling,screwing,and wrenching [Applicable tools]:Four Square Sleeve Shaft is suitable for electric wrenches to improve work efficiency [Easy to use]:Electric Wrench Conversion Square Shaft is simple in design and easy to operate,so users can quickly get started, Weight: 0.1763698096 Pounds, Manufacturer: PIXZCSA