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Big Twin
Bikes: Kawasaki ZX10r D6f, Dawes XC2.4, Planet X Superlight Pro Carbon
Posts: 1,428
Join Date: Jul 2002
Location: Selby, North Yorkshire.
Mood: aving a laff
Drill em steady with a good drill.
When the head pops off there should be enoguh thread to grasp with some pliers/grippers to unscrew and the heat and vibration from the drilling will have loosened them a bit too.