Specification Brand : ERYUE BulletPoint1 : Convert your angle grinder to belt sander in a minute and easy to install belts. BulletPoint2 : Slide switch with lock on with lightweight aluminum body. BulletPoint3 : Ergonomic design, grip perfectly and easy to control with 6 levels variable speed control. BulletPoint4 : Exchangeable working heads with function of sander and grinder. BulletPoint5 : Head swivels 180 degrees up and down. ItemName : Sanding Belt Head,ERYUE Multifunction Mini DIY Sander Sanding Belt Adapter Bandfile Belt Sander for 115mm 4.5" and 125mm 5" Electric Angle Grinder ItemTypeKeyword : power-belt-sanders Manufacturer : ERYUE MaximumRotationalSpeed : 1800 rpm PowerSourceType : Corded Electric ProductDescription : This is a professional DIY sander sanding belt adapter for both 115mm and 125mm electric angle grinder. Very convenient for converting your angle grinder to belt sander in a minute. Suitable for 4.5"(115mm) or 5inch (125mm) electric angle grinder with M14 thread spindle.