10mm triangular shank and 6mm round shank can be applied to most electric drills for your different working requirements. This adapter transforms your electric drill from a simple punching tool into a multifunctional grinding machine tool. Easy to use, just insert the conversion shaft into the chuck, then tighten the black and silver pressure plate with a wrench. Perfect drill to grinder conversion kit for sanding, wood cutting, jade grinding, furniture polishing, metal rust removal, etc. Made of good quality hard metal, high temperature resistant, sturdy and wear-resistant. Please note: Please take protective measures before use. Please make sure the pressure plate is not loose to prevent the cutting pieces from flying out. Material: Metal Color: Silver + Gold Package Contents: 2 x 6mm Round Shaft 2 x 10mm Triangular Shaft 6 Sets x Angle Grinder Flange Nuts 4 x Angle Grinders Only the above package content, other products are not included. Note: Light reflection and different