3M 28713 ROLOC DISC PAD TR, HARD 4 IN 5/8-11 INTERNAL, 7010298961 
Insize 3240-6, DEPTH MICROMETER, 0-6″, 6928640326714
$162.50
Graduation: .001″.
Micrometer head accuracy: ?.00012″.
Rod accuracy: ?[.001+.0005(L/3)]”, L is the measuring range in inch.
Rods with flat end.
Ratchet stop.
Related products
Measuring/ Inspection Instruments
Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630″, 6928640303579
$24.84
Measuring/ Inspection Instruments
Insize 6315, MICROMETER MEASURING FORCE DETECTOR, 6928640351143
$121.88
Measuring/ Inspection Instruments
$112.88