Parallelism:30_in/per inch.
Squareness: 50_in/per inch.
Made of alloy steel
Hardness HRC56-58
Dynabrade 11231 Contact Arm Ass'y, 3/4" Dia. x 1/2" W, Rubber Wheel, with 1/2" W Platen
Dynabrade 62677 Pre-Filter
Dynabrade 57055 Front Ring
Dynabrade 57442 Housing for Model 57400; 2,400 Strokes/Min
Dynabrade 54631 Cylinder Assembly
Dynabrade 11476 Dynabelter Abrasive Belt Tool, Heavy-Duty
3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10I, 5 inch UH, 100, 7100202876, 10 per pack
Dynabrade 11231 Contact Arm Ass'y, 3/4" Dia. x 1/2" W, Rubber Wheel, with 1/2" W Platen
Dynabrade 62677 Pre-Filter
Dynabrade 57055 Front Ring
Dynabrade 57442 Housing for Model 57400; 2,400 Strokes/Min
Dynabrade 54631 Cylinder Assembly
Dynabrade 11476 Dynabelter Abrasive Belt Tool, Heavy-Duty
3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10I, 5 inch UH, 100, 7100202876, 10 per pack
Parallelism:30_in/per inch.
Squareness: 50_in/per inch.
Made of alloy steel
Hardness HRC56-58
