PreciseBits MM208 Ball Endmill

PreciseBits 2-FLute Ball Endmill for Soft Media

Manufacturer: PreciseBits

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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.

Applications

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

Specifications

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

Item	Description	Unit Price
1) PB-MM208-0060-002B	0.006" (0.15 mm), 0.018" max DOC, 1.50" OAL	$51.20
2) PB-MM208-0100-003B	0.010" (0.254 mm), 0.030" DOC, 1.5" OAL	$43.66
3) PB-MM208-0120-004B	0.012" (0.305 mm), 0.036" DOC, 1.5" OAL	$41.56
4) PB-MM208-0200-006B	0.0200" (0.508 mm), 0.060" DOC, 1.5" OAL	$39.95
5) PB-MM208-0313-013B	0.0313" (1/32", 0.794mm), 0.125" max DOC, 1.5" OAL	$28.88
6) PB-MM208-0400-012B	0.040" (1.02 mm), 0.120" max DOC, 1.5" OAL	$28.88
7) PB-MM208-0625-020B	0.0625" (1.600 mm), 0.200" max DOC, 1.5" OAL	$28.88
8) PB-MM208-0938-029B	0.0938" (2.388mm), 0.290" DOC, 1.5" OAL	$20.74
9) PB-MM208-1250-050B	1/8" (0.1250", 3.175 mm), 0.50" max DOC, 1.5" OAL	$20.26
10) PB-MM208-1250-063B	1/8" (0.1250", 3.175 mm), 0.63" max DOC, 1.5" OAL	$24.60
11) PB-MM208-1250-113BL	1/8" (0.1250", 3.175 mm), 1.1250" max DOC, 3.0" OAL	$32.86