STARRETT Granite Tri-Square / Model: G-81968

Three-Face Granite Tri-Squares provide an excellent, economical way to check X, Y and Z axis alignment on CNCs and CMMs. They can also be used in the same way as a steel square for direct checking of squareness and straightness.

Specifications

• Made in America: Yes
• Size LxWxT (in): 18 X 24 X 4
• Grade (U.S.): A Inspection
• Size LxWxT (mm): 450 X 600 X 100