15pc 1/2" Drive Twist Damaged SAE/Metric Fastener - Astro Pneumatic

Features and Benefits:

• Safe and fast removal of damaged fasteners and easy removal of the fastener from the twist socket
• Spiral and tapered internal splines are designed to grip the perimeter of any damaged or rusted nut, stud, pipe nipple or bolt
• Made of top quality CrMO steel provides good wear resistance and durability
• Place the twist socket on, and twist the damaged fastener off

Kit includes: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 3/4", 13/16", 7/8", 15/16", 1", 1-3/16" and 1 piece Knock-up Bar.