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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3M 19772, Utility Cloth Sheet 314D, 9 in x 11 in P80 J-weight, 7000000359
Insize 7341-2S, PIN GAGE HANDLE (with 1pc handle and 8 pairs of collecting bushes), .075-.131", 6928640360695 