Wrench is needed to install pins.
Clamping bushes (.008-.281″) are made of brass, clamping bushes (.281-1.010″) are made of aluminum.
Related products
Measuring/ Inspection Instruments
$44.69
Measuring/ Inspection Instruments
$40.39
Measuring/ Inspection Instruments
$36.41
Measuring/ Inspection Instruments
Insize 4209-1, LONG HANDLE TELESCOPING GAGE, 5/16 ~ 1/2″, 6928640311536
$14.53

Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579
3M 13770, Scotch-Brite EXL Unitized Wheel, XL-UW, 8A Medium, 3 in x 1/2 in x 3/8 in, 7000000694 