Skip to product information
Snap-on XDES1820A | SAE Spline 15° Offset Box Wrench | #18–20, 9/16–5/8 in hex, 12-3/8 in

Snap-on XDES1820A | SAE Spline 15° Offset Box Wrench | #18–20, 9/16–5/8 in hex, 12-3/8 in

Part Number : XDES1820A

Covering spline sizes #18–20 across its two box ends, this 12-3/8 in wrench handles 9/16–5/8 in hex fasteners. The 15° offset helps the handle clear nearby surfaces. The specification table lists the head diameter and depth ranges for both ends. Neighbouring spline pairs are listed as separate part numbers.

Key features

  • Spline sizes #18–20 (9/16–5/8")
  • Hex range: 9/16–5/8 in
  • Overall length (E): 12-3/8 in
  • Head diameter (A): 13/16–57/64 in
  • Head depth (C): 25/64–13/32 in
  • Chrome finish
  • Double-ended, one spline size at each end
Availability: in stock
For pricing, please contact our experts.