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OEM Roughing End Mill: Carbide - Ball-Nose Carbide Roughing End Mills for Steel & Cast Iron
OEMBall-Nose Carbide Roughing End Mills for Steel & Cast Iron

OEM Roughing End Mill: Carbide

The APPROVED VENDOR Roughing End Mill is a ball-nose carbide roughing end mill for steel and cast iron, featuring an AlTiN coating, 4 flutes, a 5/16" mill diameter, and a 13/16" length of cut (MPN 258-312815). 3G…

SKU 3G-OTH-405950

Also listed as: 258312815 · 258 312815

Brand
OEM
Item
Roughing End Mill: Carbide
Category
Ball-Nose Carbide Roughing End Mills for Steel & Cast Iron
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OEM
Manufacturer Part Number
258-312815
Type
AlTiN Coated
Mill Dia
5/16"
Flute
4
LOC
13/16"

Technical Documents

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

Product Description

The APPROVED VENDOR Roughing End Mill is a ball-nose carbide roughing end mill for steel and cast iron, featuring an AlTiN coating, 4 flutes, a 5/16" mill diameter, and a 13/16" length of cut (MPN 258-312815). 3G Electric interprets this demand and sources it across 14 industrial departments, with specialist depth in cutting tools as an authorized distributor.

Frequently Asked Questions

What is the APPROVED VENDOR 258-312815 roughing end mill used for?

This ball-nose carbide roughing end mill is designed for aggressive material removal in steel and cast iron. The AlTiN coating provides high heat resistance and wear protection, making it suitable for roughing operations in mold, die, and general machining applications.

What are the specifications of the APPROVED VENDOR 258-312815 end mill?

This end mill has a 5/16" mill diameter, 13/16" length of cut, 4 flutes, and a ball-nose profile. It is made of carbide with an AlTiN coating. The manufacturer part number is 258-312815. It is designed for roughing steel and cast iron.

Where to buy the APPROVED VENDOR 258-312815 end mill worldwide?

3G Electric supplies the APPROVED VENDOR 258-312815 roughing end mill worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct roughing end mill for steel?

Select a carbide end mill with AlTiN coating for heat resistance in steel. Match the mill diameter and length of cut to your operation depth. For roughing, use a 4-flute ball-nose design like the APPROVED VENDOR 258-312815 to balance chip evacuation and surface finish.

OEM Products

3G Electric supplies OEM ball-nose 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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 1/4" Mill Dia, 3/4" LOC (MPN 258-250753)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 1/4" Mill Dia, 3/4" LOC (MPN 258-250753)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 3/8" Mill Dia, 1" LOC, 2-1/2" OAL (MPN 258-375878)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 3/8" Mill Dia, 1" LOC, 2-1/2" OAL (MPN 258-375878)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 3/16" Mill Dia, 5/8" LOC, 2" OAL (MPN 258-187628)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 3/16" Mill Dia, 5/8" LOC, 2" OAL (MPN 258-187628)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 7/16" Mill Dia, 1" LOC (MPN 258-437103)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 7/16" Mill Dia, 1" LOC (MPN 258-437103)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 1/4" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 258-100115)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 1/4" Mill Dia, 1-1/2" LOC, 4" OAL (MPN 258-100115)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 1/8" Mill Dia, 1/2" LOC (MPN 258-125503)
APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 1/8" Mill Dia, 1/2" LOC (MPN 258-125503)