The JBO thread limit gauge is a precise measuring tool specifically designed for checking metric ISO fine threads according to DIN 13. With a thread size of M30 and a pitch of 1 mm, this gauge offers a reliable way to verify the quality and tolerance of threads. Made from hardened gauge steel, it ensures high durability and resilience, making it an essential tool for professionals in metalworking and mechanical engineering. The gauge is available in tolerance class 6H, allowing for precise differentiation between acceptable and reject sides. For thread sizes over M40, the corresponding sides are supplied separately, enabling flexible handling. The JBO thread limit gauge is an indispensable aid for anyone who demands the highest standards of thread quality.

• Precise checking of metric ISO fine threads according to DIN 13
• Made from hardened gauge steel for high durability
• Tolerance class 6H for accurate measurements
• Separate delivery of acceptable and reject sides for thread sizes over M40.