QXXM18A - Williams - 18 mm 12‑point box‑end torque adapter head

The Williams QXXM18A is a precision 18 mm 12‑point box‑end torque adapter head designed for use with interchangeable‑head torque wrench bodies. Built with the X‑Shank (0.735") interface, this head delivers secure engagement, high torque capacity, and smooth operation for professional mechanical, industrial, and automotive work.

Key Specifications

• Size: 18 mm
• Style: 12‑Point (Double‑Hex) Box‑End
• Shank Type: X‑Shank (0.735")
• Max Rated Torque: 224 ft‑lbs
  
• Offset: 15° offset box‑end design
  

Features & Benefits

• Interchangeable‑head compatible — fits Williams & CDI preset/adjustable torque wrench bodies
  
• 12‑point box opening provides excellent fastener contact and reduces rounding
• 15° offset improves access around obstructions for cleaner torque application
  
• High‑durability alloy construction for long service life under demanding loads
• Quick‑change locking‑pin system makes swapping heads fast and secure