The BlueSpot Screw Extraction Bits are manufactured from carbon steel and feature a reverse thread.
They are used to remove broken/damaged screws and bolts.
Simply insert into pre-drilled hole within screw and operate drill in reverse to remove screw without damage to hole.
The square end also allows use with a tap wrench.
Suitable for screws 3-25mm diameter.
Additional Information:• Type: Screw Extractor• Size: 3-25mm