Screw Extractor Sets by KD Tools

Model Ref. KD720

Removes broken studs, set screws, pipe and Alemite fittings. Drill a hole in the screw and place extractor into hole. Tap lightly with hammer and turn anti-clockwise with tap wrench to remove screw. Features undercut flutes for more positive grip. Set includes the following screw extractors:

Screw Size	Drill Size	Minimum Hole Depth	Pipe Size
1/4", 5/16"	1/8"	3/8"	-
3/8"	3/16"	1/2"	-
7/16"	15/64"	1/2"	1/8"
1/2", 9/16"	5/16"	1/2"	1/4"
5/8"	3/8"	5/8"	3/8"

Model Ref. KD2419

Removes broken studs, set screws, pipe and Alemite fittings. Drill a hole in the screw and place extractor into hole. Tap lightly with hammer and turn anti-clockwise with tap wrench to remove screw. Spiral blades grip screw. Set includes the following spiral extractors:

Screw, Bolt or Stud Size	Drill Size
No. 12 to 5/16"	7/64"
5/16" to 7/16"	5/32"
7/16" to 9/16"	1/4"
9/16" to 3/4"	17/64"

Porta (UK) Ltd