No more banged up knuckles or scratched up Anodizing. This special stainless steel box end wrench in 1-7/8” and 1-3/8” Hex will tighten up your spindle nuts. Hub and Spindle Nut Wrench Durable stainless steel construction. Sized for most popular combinations. Saves time and frustration. 1-7/8 Inch and 1-3/8 Inch Ends.