Best Built 0.3mm End Mill Cutter for BB70

This .3mm end mill cutter fits your Best Built BB70 engraving and cutting system. It is ideal for deep, fine line engraving on flat surfaces.

• Dimensions: 40 x 4mm
• Head Size: 0.3mm
• Shank Size: .157" (3.99mm)
• Shipping Weight: 0.448 ounces (12.7g)
• Country Of Origin: China
• Weight: 0.013 kg