ITEM NAME:Cordless Right Angle Drill Attachment Adapter With 3/8 inch Keyed Chuck 8mm M8B3 Cordless Right Angle Drill Attachment Adapter With 3/8 inch Keyed Chuck 8mm M8B3 10mm(3/8inch) chuck, accept 1-10mm drill bits, with a key to tighten/loosen it. 8mm hex shank, suits most standard drills, like: hand/power drills, electric drill, buffing attachments etc. Simple to install and operate.strong & durable. Make electric drill power swerve 90 degree for hard-reached places. A great tool for the do-it-yourself and professional user! Color: Black Material: Aluminum Type: 90 degree Drill Attachment Max. Speed: 1500 RPM Max.Torque: 25N.m Product Size: 15.5 * 9.8 * 4cm / 6.10 * 3.86 * 1.57inch Product Weight: 482g / 17oz(With Key) Package Included: 1 * Right Angle Drill Attachment 1 * wrench Only the above package content, other products are not included. Note: Light shooting 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.