Series 139 Tubular Inside Micrometers, 4 in-40 in, .001 in

Wide range of ID measurements by combining extension pipes and anvils with micrometer heads
Supplied in a fitted wooden case

Quantity 1EA

Specifications

Accuracy=±{0.00012+n+(0.00004xR/2)}
Graduation(s)=.001 in
Measuring System=2-point
Model=Series 139
Range [Max]=40 in
Range [Min]=4 in
Resolution (Length)=0.001 in
Tip Material=Carbide
Type=Mechanical
Usage=Extension Pipe Type
Wt.=3.38 lb