Proto J1200GHASD Combination Wrench Set 10 Pc Inch

Product Description

The PROTO J1200GHASD is a 10-piece combination wrench set in inch sizing, built for professional tradespeople who need a reliable, full-range hand tool kit. Each wrench features a 15-degree head offset angle and a 6-point box end for solid contact on fastener flats, reducing the risk of rounding. The satin finish resists corrosion and cuts down on glare in bright work environments. The set stores in an included tool roll, keeping all 10 wrenches organized on the job. Weighing 6.36 pounds, this set is substantial enough for heavy-duty use across mechanical, HVAC, plumbing, and electrical service work.

This wrench set is suited for residential and commercial service applications where inch-sized fasteners are standard. It covers a wide range from 7/16 inch up to 1 inch, making it practical for work on HVAC equipment, piping assemblies, electrical panels, and general mechanical systems. The tool roll format is useful for field technicians who carry tools between job sites and need a compact, organized storage solution. Licensed tradespeople and experienced DIYers working on equipment with SAE hardware will find the size range comprehensive for most service calls.

Key Features

• 10-piece set covers 7/16 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in, 15/16 in, and 1 in
• 6-point box end design maximizes contact on fastener flats and reduces rounding
• 15-degree head offset angle provides knuckle clearance in tight spaces
• Satin finish reduces glare and provides corrosion resistance
• Includes tool roll for organized storage and transport
• Lifetime warranty from PROTO

Compatibility

Designed for use with standard inch-sized fasteners across HVAC, plumbing, electrical, and general mechanical service applications.

Installation Notes

Combination wrenches are a standard hand tool used across all licensed trades. Ensure the correct size wrench is fully seated on the fastener before applying torque to prevent slippage. When working on energized electrical equipment or pressurized systems, de-energize or depressurize the system before using hand tools on fasteners. Inspect wrenches for cracks or deformation before each use and replace any damaged tools immediately.