Wheeler Manual F.A.T. Wrench – Precision Torque for Scope Mounting, Gunsmithing & Maintenance

Precision matters when mounting optics and keeping components aligned. The Wheeler Manual F.A.T. Wrench delivers repeatable torque across common fasteners, helping you achieve consistent results in the shop or field. This handheld tool supports careful tightening of scope rings, base screws, and related hardware without guessing or over-torquing.

Why choose the Wheeler FAT Wrench

• ACCURACY: +/- 2 in-lbs up to 40 in-lbs; 40 to 65 in-lbs within about 5% for an extended range
• EASE OF USE: Apply repeatable, precise torque to scope rings, guard screws, windage, and base screws
• RELIABLE: Working range from 10 in-lbs to 65 in-lbs supports a wide set of fasteners
• DURABLE: Bits crafted from S2 tool steel, hardened to 56-58 Rockwell C for lasting performance
• INCLUDES: Ten bits (hex, flat blades, Torx and specialty bits), ¼ inch socket, and a sturdy plastic storage case
• LONG-TERM USE: Return to the lowest inch/pound setting after each use to maintain accuracy
• GUARANTEED: Limited lifetime warranty from Wheeler provides ongoing support

What you get and how it helps

• A compact tool that fits a workbench drawer or a gun case, with a footprint about 2 x 2 x 6.25 inches
• A comprehensive bit set including hex, flat, and specialty blades for common and select uncommon fasteners

Real-life use cases

Whether you are mounting scope rings on a sunny range day or re-tightening base screws after transport, the FAT Wrench supports consistent torque. Pair it with Wheeler screwdriver sets to cover a wide range of screws found on many firearms in a collection.

Note that torque consistency depends on proper technique and compatible hardware. Use this tool as part of a careful maintenance routine to explore possible improvements in assembly and service quality.