The most comprehensive all-in-one AR15 Armorer’s Torque Wrench Kit ever assembled. Master-Fit single-purpose crowfoot wrenches are made specifically for the job. Specialized for precise fitment and manipulation of MIL-SPEC and free-float barrel nuts, muzzle devices and castle nuts. Titanium coated stainless steel construction provides tight tolerances for solid nut-gripping strength and enhanced no-slip tool control. Paired with the heavy-duty Master-Fit Torque Wrench, it takes Gun DIY building to a new level of Master Grade quality and precision. This 13-piece set includes 12 specialized crowfoot builder wrenches that fit the most common AR15 assembly nut sizes and a heavy-duty ½” torque wrench. Wrenches are titanium coated stainless steel and come in an organized and professional storage case.

1. MASTER-FIT™ TORQUE WRENCH (10 – 150 FT-LBS)
2. DELTA RING BARREL NUT WRENCH
3. FREE-FLOAT BARREL NUT WRENCH
4. 3-PRONG FLASH HIDER WRENCH
5. EXTENDED & STANDARD CASTLE NUT WRENCH
6. THIN CASTLE NUT WRENCH
7. 2″ SPANNER WRENCH
8. 5/8″ MUZZLE DEVICE / A2 BUTTSTOCK EXTENSION TUBE WRENCH
9. 3/4″ MUZZLE DEVICE WRENCH
10. 1-1/8″ FREE-FLOAT BARREL NUT WRENCH
11. 30MM FREE-FLOAT BARREL NUT WRENCH
12. 1-1/4″ FREE-FLOAT BARREL NUT WRENCH
13. 1-5/16″ FREE-FLOAT BARREL NUT WRENCH
14. HARD-SIDED TOOL STORAGE CASE