Description
Spiral cut teeth provide a positive grip to remove rounded or damaged bolts.
Can also be used on screw heads and studs.
Will fit heads sized 9, 10, 11, 12, 13, 14, 15, 16, 17, 19, 21, 24 and 27mm
Sizes 9 to 19mm are all 3/8" drive
Sizes 21, 24, 27mm are all 1/2" drive
Can be driven with a ratchet or metric spanner