NITYA 3pc Power Extension Bar Hex Shank Socket Adapter Drill Bit Set 1/4" 3/8" 1/2"

Description: There are 3 different size adaptor in this nut driver extension set and make 1/2".3/8" or 1/4" square head to connect with sleeve. With a spring ball bearing on the end of this impact drill driver adaptor.it can secure the sleeve and hold it tight. This impact drill socket can connect with the drill firmly without easily falling off and cause accident. With a 6.35mm hex head.this hex shank adapter can be installed on most type of impact drill drivers. This drill bar is made of strong metal and well plated to have a durable surface and can withstand stain and you can easily clean the surface. Specification: Material: Metal. Color: Color Random. Size: 1/2 inch: 65mm. 3/8 inch: 65mm. 1/2 inch: 72mm