TINES DESIGNED W/ HEATTREATED HOOK STYLE HEADS, ALSO W/INJECTION MOLDED PREMIUM NATURAL RUBBER. FOR HIGH QUALITY & LONG LIFEYOKE HEIGHT: 1-55/64''BOLT HOLE DIA: 3/8''TINE LENGTH BOTTOM OF YOKE: 10''TINE DIA.: 9/32''FORD NH: 216, 258, 259ALLEN: LEFT HAND RAKES