RS PRO Gauge Set, Steel, 4 piece

RS Small Hole Gauge Set. Professional 4 piece small hole gauge set designed for the easy and accurate measurement of smaller diameter holes and slot widths. For use in conjunction with a Micrometer or Caliper. Ground and hardened radius ends Knurled grip and locking screw Steel construction with a Satin Chrome Finish Supplied in a plastic carry wallet with size markings for easy identification of missing tools. Set Contents. No.1 3 - 5mm/ 0.125 - 0.2in No.2 5 -7mm/ 0.2 - 0.3in No.3 7.5 - 10mm/ 0.3 - 0.4in No.4 10 - 13mm/ 0.4 - 0.5in