Tamiya 74112 Craft Tools - Fine Pin Vise D-R (0.1-3.2mm) Slash Parts You can replace them with

You can replace them with 53° high-grip rubber tires or 72D special hard rubber tires for drifting according to your training needs

1V 1400mAh 25C 3S LiPo Battery

then overcoat with metallic black (TS-40)

Stamped steel construction

Tamiya 74112 Craft Tools - Fine Pin Vise D-R (0.1-3.2mm) Slash Parts You can replace them withTamiya 74112 Craft Tools Fine Pin Vise D R (0. 1 3. 2mm) This is a Fine Pin Vise from Tamiya's Craft Tools line, item 74112, with a D R style chuck accepting drill bits from 0. 1mm up to 3. 2mm. It's designed for precise, hand controlled drilling on model parts. The wide bit range makes it versatile for everything from fine detail holes to larger mounting points. Tamiya item 74112 Fine pin vise, D R chuck Accepts bits from 0. 1mm to 3. 2mm