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MICRO MRF-250-078 Carbide Runner Cutter - Carbide Runner Cutters
MICROCarbide Runner Cutters

MICRO MRF-250-078 Carbide Runner Cutter

The MICRO 100 Runner Cutter: Carbide is a 2-flute, 30° type carbide runner cutter with a 5/64" radius, 0.243 in flute length, and 2-1/2" overall length (MPN MRF-250-078). 3G Electric sources this genuine MICRO 100…

SKU 3G-OTH-285029

Also listed as: MRF250078 · MRF 250 078

Brand
MICRO
Item
MRF-250-078 Carbide Runner Cutter
Category
Carbide Runner Cutters
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MICRO
Manufacturer Part Number
MRF-250-078
Type
30°
OAL
2-1/2"
Flute
2
Rad
5/64"
Flute Lg
0.243 in

Technical Documents

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MICRO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MICRO 100 Runner Cutter: Carbide is a 2-flute, 30° type carbide runner cutter with a 5/64" radius, 0.243 in flute length, and 2-1/2" overall length (MPN MRF-250-078). 3G Electric sources this genuine MICRO 100 tool across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.

Frequently Asked Questions

What is the MICRO 100 Runner Cutter used for?

The MICRO 100 Runner Cutter is a carbide end mill designed for precision machining of runner systems in injection molds and die-cast tooling. Its 2-flute, 30° helix geometry and 5/64" radius enable efficient chip evacuation and smooth finishing in hardened steels and non-ferrous materials.

What are the specifications of the MICRO 100 Runner Cutter MRF-250-078?

The MICRO 100 MRF-250-078 is a solid carbide runner cutter with 2 flutes, a 30° helix angle, 5/64" corner radius, 0.243" flute length, and 2-1/2" overall length. It is designed for high-speed machining of mold runner channels and requires rigid toolholding for optimal performance.

Where to buy MICRO 100 Runner Cutter MRF-250-078 worldwide?

3G Electric supplies the MICRO 100 MRF-250-078 runner cutter worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this precision tool to any international destination.

How to select the correct MICRO 100 runner cutter for my mold?

Select a MICRO 100 runner cutter based on your runner channel width, depth, and material hardness. The MRF-250-078 with 5/64" radius suits smaller radii; for larger channels, choose a cutter with matching flute length and corner radius. Always match the tool's overall length to your machine's clearance.

Used in

Common applications for MICRO
Aerospace machining — MICRO 100 SCLCR toolholders for turning titanium alloys
Automotive production — MICRO 100 SR series blanks for custom drill bits in engine blocks
Plastic component fabrication — MICRO 100 SFL downcut router bits for acrylic sheet cutting
Aluminum extrusion finishing — MICRO 100 SFA upcut router bits for deburring profiles
Mold and die making — MICRO 100 SCMCN toolholders for profiling hardened steel cavities
Composite panel trimming — MICRO 100 SFPM spiral router bits for carbon fiber laminates

MICRO Products

3G Electric supplies MICRO carbide runner cutters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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