With ball bearing structure, anti-slip handle, blades replaceable ,rotatable base.

Blade is made of HSS

Flat Head:  0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm

Cross Head:  1.2mm, 1.4mm, 1.6mm, 1.8mm

Package included: 1 set