Dynabrade 51347 3" (51 mm) Dia. Locking-Type Disc Pad, Medium Density, 3/8"-24 Thread 
Dynabrade 78706 2" x 1/4"-20 Female Center Thread, Coarse, Dynabrite Surface Conditioning Eyelet Star, 50/pack 
Insize 7341-6S, PIN GAGE HANDLE (with 1pc handle and 6 pairs of collecting bushes), .281-.341″, 6928640360671
$47.42
Wrench is needed to install pins.
Clamping bushes (.008-.281″) are made of brass, clamping bushes (.281-1.010″) are made of aluminum.
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