• for removing broken studs and screws with right-hand thread
• contains titanium coated left-hand drills, it is possible to turn out the broken bolt when drilling
• screw extractors have a spiral groove with left twist, they automatically dig deeper into the broken threaded bolt when turning

scope of delivery

• 5 spiral extractors
• 5 HSS left cutting drills
• sizes: 2 mm (5/64") - 2.8 mm (7/64") - 4 mm (5/32") - 6.4 mm (1/4") - 7.5 mm (19/64")