•Made of chrome vanadium
•Size: 3/6", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8".
•Function: screw without head; screw up; pull up.
•Quick function.
•No damage to stud.
•Put stud puller wrench on screw, then handle on it; turn it up or down.
 

•Made of chrome vanadium
•Size: 3/6", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8".
•Function: screw without head; screw up; pull up.
•Quick function.
•No damage to stud.
•Put stud puller wrench on screw, then handle on it; turn it up or down.