The clamping screw aperture: 3mm
The axial screw aperture: 4mm
The axial installation diameter: 3mm/4mm/5mm/6mm/7mm
The edge to edge size: 12mm
The total length: 18mm
Features:- Digital thrust anti-stick design, can arc instantly, will not stick to the electrode.- The smart chip automatically recognizes and matches ..
Features:- Transparent lock: help you know the mechanism of the locks, useful for Locksmit to train and practice.- Friendly for beginners with instruc..