2* 1/4" square hole to 1/4" 6.3mm Hex Screwdriver Bit Adapter Holder Socket
£3.88
It is used for screwdriver bit,socket adapter,step drill,chamfer converter. Size: 1/4" square hole to 1/4" 6.3mm. There are slight difference between the picture and the real item caused by light brightness,hope you can understand.
