APPROVED VENDOR Screw Machine Drill Bit: 5/16", AltiN-Coated Carbide
The APPROVED VENDOR Screw Machine Drill Bit (5/16", MPN 460-103125B) is a solid carbide, AltiN-coated tool with a 135° 4-facet point, designed for horizontal drilling. Its 0.3125" diameter and screw-machine length…
SKU 3G-OTH-198507
Need installation or engineering help?
Ask a question
Product Description
The APPROVED VENDOR Screw Machine Drill Bit (5/16", MPN 460-103125B) is a solid carbide, AltiN-coated tool with a 135° 4-facet point, designed for horizontal drilling. Its 0.3125" diameter and screw-machine length suit automated or high-speed applications. 3G Electric interprets demand and delivers this bit across 14 industrial departments — with specialist depth in combustion, pumps and controls — ensuring you get the right solution, not just a catalog.
Frequently Asked Questions
What is the APPROVED VENDOR Screw Machine Drill Bit used for?
This AlTiN-coated carbide drill bit is designed for horizontal drilling in screw-machine applications. It creates precise holes in hardened steels, stainless steels, and cast irons where short, rigid tooling is required. The 135° 4-facet point reduces thrust and improves hole accuracy.
What are the specifications of the APPROVED VENDOR 460-103125B drill bit?
The bit has a 5/16" (0.3125 inch) diameter, is made of AlTiN-coated solid carbide, and features a 135° 4-facet point. It is a screw-machine length design for horizontal drilling. The manufacturer part number is 460-103125B.
Where to buy the APPROVED VENDOR 460-103125B drill bit worldwide?
3G Electric supplies this APPROVED VENDOR drill bit worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time. We source and deliver industrial tooling globally.
How to select the correct screw-machine drill bit for my application?
Choose a bit diameter matching your hole size, such as the 5/16" 460-103125B. For hard materials, AlTiN-coated carbide provides heat resistance and wear life. The 135° 4-facet point is ideal for horizontal drilling. Ensure your machine has sufficient rigidity for carbide tooling.
Used in
Common applications for APPROVED VENDORAPPROVED VENDOR Products
3G Electric supplies APPROVED VENDOR solid carbide screw-machine length drill bits for horizontal drilling. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















