Included in the set: 2 of each as shown in the picture above. Clean and polish, automotive etc. All have 1/4" standard hex shaft. Made of woolen/cotton stitch. Great for polishing steels aluminum (car parts, bumpers, rims etc.) 2 pc Cylinder (big (L3"xW 2 1/2"xH 2 1/2"), 2 pc small (L2"X W 1 1/2"XH 1 1/2") 2 pc Mushroom (big (L 1 1/2" X W 4" X H4") 2 pc Mushroom Medium (L1 1/4"X W 2 1/2" X H 2 1/2") 2 pc Small (L 1/2" X W 1 1/2" X H 1 1/2" 2 pc Cone (big (L3" X W 1 3/4" H 2", 2 pc small (L 2 1/2"X W 1 1/4" X H 2")