SPI Tapped Hole Location Gages

• Hardened and precision ground.
• Shaft size 1/4″ (6.35 mm) dia. x 3/8″ (9.52 mm) long held to same diameter on all gages to simplify calculation of hole spread.
• Shaft diameter accuracy .250″ (6.35 mm) + .0002″ (0.005 mm) – .0000″ (0. mm).
• Right hand thread. Left hand thread on request.
• Made in U.S.A.