OEM Corner-Radius Carbide Roughing End Mill for Steel & Cast Iron
The APPROVED VENDOR Roughing End Mill is a corner-radius carbide end mill for steel and cast iron, featuring an AlTiN coating, 4 flutes, a 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length (MPN…
SKU 3G-OTH-300045
Also listed as: 257375878 · 257 375878
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
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Product Description
The APPROVED VENDOR Roughing End Mill is a corner-radius carbide end mill for steel and cast iron, featuring an AlTiN coating, 4 flutes, a 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length (MPN 257-375878). 3G Electric interprets your demand for this cutting tool, sourcing it across 14 industrial departments—and far more—with specialist depth in combustion, pumps, and controls as a trust anchor.
Frequently Asked Questions
What is an APPROVED VENDOR roughing end mill used for?
This carbide roughing end mill with AlTiN coating is designed for high‑material‑removal roughing of steel and cast iron. Its corner‑radius geometry reduces chipping, making it suitable for heavy‑duty machining in automotive, die/mold, and general fabrication shops.
What are the specifications of the APPROVED VENDOR 257-375878 end mill?
This 4‑flute carbide end mill has a 3/8" mill diameter, 1" length of cut, and 2‑1/2" overall length. It features an AlTiN coating for heat resistance and a corner‑radius design. The manufacturer part number is 257-375878.
Where to buy APPROVED VENDOR roughing end mills worldwide?
3G Electric supplies APPROVED VENDOR roughing end mills worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote on the 257-375878 or other carbide end mills across 14 industrial departments.
How to select the right roughing end mill for steel?
Select a carbide end mill with AlTiN coating for steel and cast iron, matching flute count and corner radius to your operation. For heavy roughing, a 4‑flute design like the APPROVED VENDOR 257-375878 provides efficient chip evacuation and longer tool life.
OEM Products
3G Electric supplies OEM corner-radius carbide roughing end mills for steel & cast iron. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.