Disc pad holder. Use with 5" diameter hook and loop discs. Use on right angle grinders. Has 1/8" thick foam and T hooks. Hook and loop attachment. 3/8" Center hole diameter. Black color. Converted form: backup pads, discs. Density rating: firm. 5" Diameter. Equipment - machines, disc sanders, right angle grinders, rotary sanders. Form type: fabricated. Front color: black. Hook type: 7. Maximum RPM: 10000. 0.37" Thickness. Thread size: 5/8"-11.