• Nylon rails are pre-printed with socket sizes for easy identification
• Features 17 recessed springs to hold the socket
• Rails include mounting holes
• Pro Tip: for a better "bite," apply a small amound of Valve Lapping Compound (CTA #2219) to the bit end before placing on set screw!
• 1/2" Square Drive
• Socket Size:
  • 8mm
  • 9mm
  • 10mm
  • 11mm
  • 12mm
  • 13mm
  • 14mm
  • 15mm
  • 16mm
  • 17mm
  • 18mm
  • 19mm
  • 20mm
  • 21mm
  • 22mm
  • 23mm
  • 24mm

Available in 1/4", 3/8", and 1/2" drive sizes, in both Fractional & Metric. See "Related Products" for more sizes!