Wahl Professional Animal #40-30 Surgical Blade for Standard Adjustable Blade Clippers #1026-400 Cut length of 1/50 inch to 3/64 inch, Surgical Use Fits Wahl's U Clip, Deluxe U Clip, Stable Pro, Pro Ion, Show Pro Plus, and Iron Horse adjustable blade pet, animal clippers The adjustable taper lever makes it easy to adjust between the 2 blade sizes, #40-30 Manufactured in the USA 30 Day Satisfaction Guarantee Cut length of 1/50-3/64 Satin chrome corrosion inhibited finish for rust protection Fits all Wahl adjustable blade clippers Made in USA