APPROVED VENDOR Roughing End Mill: Carbide, AlTiN Coated, 4 Flute, 7/16" Mill Dia, 1" LOC (MPN 258-437103)
The APPROVED VENDOR Roughing End Mill (MPN 258-437103) is a ball-nose carbide roughing end mill for steel and cast iron, featuring an AlTiN coating, 4 flutes, a 7/16" mill diameter, and a 1" length of cut. 3G…
SKU 3G-OTH-405958
Need installation or engineering help?
Ask a question
Product Description
The APPROVED VENDOR Roughing End Mill (MPN 258-437103) is a ball-nose carbide roughing end mill for steel and cast iron, featuring an AlTiN coating, 4 flutes, a 7/16" mill diameter, and a 1" length of cut. 3G Electric interprets customer demand and delivers this cutting tool across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.
Frequently Asked Questions
What is the APPROVED VENDOR 258-437103 roughing end mill used for?
This ball-nose carbide roughing end mill is designed for aggressive material removal in steel and cast iron. Its AlTiN coating and 4-flute geometry suit heavy roughing passes in mold, die, and general machining applications where surface finish is secondary to stock removal rate.
What are the specifications of the APPROVED VENDOR 258-437103 end mill?
The 258-437103 is a 7/16" diameter ball-nose carbide roughing end mill with a 1" length of cut (LOC), 4 flutes, and an AlTiN coating. It is designed for steel and cast iron. The manufacturer part number is 258-437103.
Where to buy the APPROVED VENDOR 258-437103 end mill worldwide?
3G Electric supplies the APPROVED VENDOR 258-437103 roughing end mill worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.
How to select the correct roughing end mill for steel?
Select a carbide roughing end mill with AlTiN coating for steel and cast iron, like the APPROVED VENDOR 258-437103. Match the mill diameter and length of cut to your workpiece geometry. Use 4-flute designs for higher feed rates and chip evacuation in roughing operations.
Used in
Common applications for APPROVED VENDORAPPROVED VENDOR Products
3G Electric supplies APPROVED VENDOR 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.












