Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
3M 5677, DISC PAD HOLDER 914, 4 IN X 1/8 IN X 3/8 IN M14-2.0 INTERNAL, 7010299278
3M 76623, Roloc Disc 777F, 50 YF-weight, TR, 1 in, Die R100N, 7000045619
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096
3M 20279, Disc Pad Holder 947TH, 7 in x 1 in x 5/8-11 Internal Black T Hook, 7000118602
3M 65491, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5220TRI-10I, 5 inch UH, 220, 7100202878, 10 per pack
3M 5677, DISC PAD HOLDER 914, 4 IN X 1/8 IN X 3/8 IN M14-2.0 INTERNAL, 7010299278
3M 76623, Roloc Disc 777F, 50 YF-weight, TR, 1 in, Die R100N, 7000045619
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096
3M 20279, Disc Pad Holder 947TH, 7 in x 1 in x 5/8-11 Internal Black T Hook, 7000118602
3M 65491, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5220TRI-10I, 5 inch UH, 220, 7100202878, 10 per pack
Parallelism: 40_in per inch.
Squareness: 60_in/per inch.
Made of alloy steel
Hardness HRC56-58.
