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The WILLIAMS COMFORT PRODUCTS JHW1218RSC is a 9/16 inch combination wrench engineered for precision fastener work in professional trade and industrial settings. It features a SUPERCOMBO open end with grooves that redirect wrenching force away from fastener corners, reducing the risk of rounding. The SUPERTORQUE box end applies force to the flat surfaces behind fastener points rather than the corners, allowing higher torque without deforming hex fasteners. At 0.309 pounds and 8.86 inches in length, this wrench is a lightweight, easy-carry tool suited for mechanics, pipefitters, and industrial maintenance technicians who demand accuracy and durability.
The JHW1218RSC is designed for use on 9/16 inch hex fasteners across residential and commercial mechanical applications. The SUPERTORQUE box end meets or exceeds aerospace specification AS 954 for 12-point fasteners as defined by AS 870, making it appropriate for precision torque applications. The SUPERCOMBO open end is compatible with all common 6-point hex fasteners and provides an advantage over conventional open-end wrenches. The Hi-Vis Red finish helps with tool identification and retrieval in busy work environments. Both the box end and open end openings are the same 9/16 inch size for versatility.
Designed for use on 9/16 inch hex fasteners, both 6-point and 12-point, in trade and industrial applications where the Federal Specification ANSI B107.6 is applicable.
This wrench is intended for use by qualified mechanics, pipefitters, and industrial maintenance technicians. Always confirm the wrench opening matches the fastener size before applying torque. De-energize or depressurize the system being serviced before breaking any fastener connections. Inspect the wrench for cracks or deformation before each use and replace if damaged.
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