Insize American Standard Thread Ring Gauge 1 1/4-8UN Class 2A GO Series 4121-1G58 4 Piece 1/4 DOT Straight Brass Push in Hose Connect Grab Kit Assortment Satin chrome plated reading surface

Satin chrome plated reading surface for durability

ensuring a more secure repair for high-stress and high-wear applications

and thread accuracy in external applications

Part Number: CTGPL2020K11

Ordering Code: 16 IR 8 UN P25C

Insize American Standard Thread Ring Gauge 1 1/4-8UN Class 2A GO Series 4121-1G58 4 Piece 1/4 DOT Straight Brass Push in Hose Connect Grab Kit Assortment Satin chrome plated reading surfaceThe Insize 4121 1G58 American Standard Thread Ring Gauge is a precision GO thread gauge designed for accurate inspection and verification of external Unified threads. Manufactured to ANSI ASME B1. 2 standards, this high precision ring gauge is ideal for machining, production inspection, and quality control applications requiring reliable thread checking. Designed for Class 2A thread inspection, the gauge ensures consistent verification of thread