PreciseBits MM208 Ball Endmill

Overview

These PreciseBits brand end-mills feature a ball nose tip provides step-free contour milling of 3D solid models. The spiral geometry ensures efficient debris removal, while the cutting edge geometry virtually eliminates chatter at high feed rates. Features a flute geometry optimized for cutting hardwoods, thermoplastics, and phenolic composites.

• 3D contour modeling
• Custom jewelry
• "O" ring seals
• Engraving trophies, awards, and medallions

• Geometry: 2 flute stub, 1/8" (3.18 mm) shank, ball point
• Length: 1.50" +-0.010
• Diameter:
  • 0.0000 in. to 0.0625 in. = nominal ±0.0005 in.
  • 0.0630 in. to 0.1181 in. = nominal ±0.0010 in.
  • 0.1250 in. = 0.1248 in. +0.0000 in., -0.0020 in.
• Shank dia: 0.1250" (3.18 mm) +0.00, -0.0002"
• Runout (TIR): +-0.0005"
• Max.DOC: EFL = min. 3 X tip dia. ± 0.005"
• Material: solid sub-micrograin carbide
• Ring Set: 0.800" +-0.002"
• Operating RPM: CNC certified operation 20k RPM to 100k RPM

Bit sizes