Micrometer Tubular Inside 50-1000mm

Micrometer Tubular Inside 50-1000mm

Features:

• Wide range of ID measurements by combining extension rods (pipes) and anvils with the micrometer head
• Carbide-tipped measuring faces are available
• The 139 and 140 series use highly-durable/ large-diameter extension pipes
• Series 137 supplid in fitted plastic case except 1550mm/60in come in wooden case
• Series 139 supplied in fitted wooden case except 500mm/20in come in plastic case
• Series 140 supplied in fitted wooden case

Specifications:

• Accuracy: ±(.00012+.00005n+(.00004×R/2))in
• Graduation: 0.01mm or .001"
• Range: 50-1000mm
• Head Travel: 13mm
• Extension Rods: 13,25,50 (2pcs),100,200(2pcs),300 mm