3M™ Wool Compounding Pads are built to deliver an aggressive cut for a smooth finish, ideal when compounding on paints, clears and composite surfaces. The double-sided screw-on pads feature 100 percent untwisted wool yarn on a stiff central hub for a full cut and broader surface contact. Single-sided pads feature a finer 60/40 wool blend and the Hookit™ attachment for quick change-outs.For auto body compounding and buffing applications, the 3M Wool Compounding Pads feature fast-cutting wool abrasive for attaining flawless finishes on clear coat, paint and the latest composite surfaces. Whether 100 percent wool or the 60/40 wool blend abrasive, these pads work effortlessly with 3M compounds and attachment systems for a variety of jobs including the removal of compound swirl marks and fine paint surface defects.