SPI Telescoping Hole Gage, TiN Coated, 5/16 - 1/2" - 14-193-7

Plunger on gage expands in hole to be measured, locks in place and remove gage from hole. Final hole size is obtained by measuring over contacts with a micrometer.

Features:

• Contact points are of hardened and ground precision tool steel
• Contact plungers automatically self center in all positions
• Constant spring tension for uniform feel
• Satin chrome finish
• Models with TiN coated plungers available
• Sets supplied in vinyl pouch

TiN Coated Finish:

See all SPI Telescoping Hole Gages