Versatile new system for checking:
– 3-point out of roundness.
– Standard 2-point I.D. and O.D. check.
– Internal or External grooves.
– Shallow counterbores.
– Thin wall or narrow parts.
Features of the Tri-Chek 1800:
– Easy to set with a Master Ring or Jo Blocks
– Reliable Reed Spring motion-will not lose accuracy.
– Rugged construction for in-shop use
– Solid – stable – .0001 accuracy built to last for years.
– Light contact pressure for checking thinwall parts.
– Easily checks narrow parts or shallow counterbores.
– Checks ID or OD angles – chamfers – tapers.
– Digital and Dial gage capable
Tri-Chek 1800 Specifications:

– 1-5/8″ to 18-3/8″ ID checking capacity.
– 17-3/4″ OD checking capacity
– Checks up to 3″ high parts with standard contact discs.
– Retracts 1/2″ to check internal grooves.rsatiew System for
– Standard 5/16″ diameter stem adaptable for special applications.
– Top plate dimensions: 21″ x 20″
– Slot to slot: 19″