General Tools 454 Series Inside Calipers

Inside Calipers are used to gauge the inner diameter of an opening and then transfer that measurement to a ruler. The forged steel legs feature hardened points for precise marking of the work piece. Inside Calipers are frequently used in conjunction with Precision Rulers for the most accurate measurement transfer.

• Legs are forged of special caliper steel
• Hardened and tempered bow springs
• Hardened measurement points