• M10 - frame tap for derailleur hanger (616079) M5 - frame tap for water bottle, fender, rack bosses (616078) M3 - frame tap for rear wheel dropout alignment screws (616077)
• 7-piece tapping drill bit set in a stable plastic box for the cutting of metric threads.
• The hexagonal bit shaft ensures very good power transfer.
• The finely-tuned material elasticity provides...