Details
Set of 65 high quality winding stems extenders by BULLONGÈ. Thread outside and inside 0,7 to 1,2mm. Sizes: Ø0.70 - Ø0.70mm (Tap 7 to 7), Ø0.70 - Ø0.80mm (Tap 7 to 8), Ø0.70 - Ø0.90mm (Tap 7 to 9), Ø0.80 - Ø0.70mm (Tap 8 to 7), Ø0.80 - Ø0.80mm (Tap 8 to 8), Ø0.80 - Ø0.90mm (Tap 8 to 9), Ø0.90 - Ø0.70mm (Tap 9 to 7), Ø0.90 - Ø0.80mm (Tap 9 to 8), Ø0.90 - Ø0.90mm (Tap 9 to 9).