Professional imperial spanner set for commercial or occasional use Imperial flexi ratchet spanners Imperial SAE AF measurement ratchet spanners Stubby ratchet spanners Manufactured from chrome vanadium steel for strength and durability Imperial sizes ranging from 5/16" - 3/4" 7pc stubby spanner set 72 teeth ratchets so works in 5 degree increments ideal for work in confined restricted spaces Combination spanner so one end is open and the other is a ratchet Stubby design is ideal for small spaces Flexi headed ratchet spanner so ideal for access into tight restricted areas where to room to manoeuvre is minimal Flexi head rotates through 180 degrees, 90 degrees each way Reversible by simply turning the spanner over SET INCLUDES THE FOLLOWING SIZES • 5/16", 3/8", 7/16", 1/2", 9/16", 5/8" and 3/4"