APPROVED VENDOR Screw Machine Drill Bit: Letter R, AltiN-Coated Carbide
The APPROVED VENDOR Screw Machine Drill Bit: Letter R is a solid carbide screw-machine length drill bit for horizontal drilling, featuring an AltiN-coated carbide construction with a 135° 4-facet point (MPN…
SKU 3G-OTH-198359
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Product Description
The APPROVED VENDOR Screw Machine Drill Bit: Letter R is a solid carbide screw-machine length drill bit for horizontal drilling, featuring an AltiN-coated carbide construction with a 135° 4-facet point (MPN 460-203390B). Key specification: 0.3390.
Frequently Asked Questions
What is the APPROVED VENDOR 460-203390B screw machine drill bit used for?
This AlTiN-coated carbide drill bit is designed for horizontal drilling in CNC and screw-machine applications. The 135° 4-facet point reduces thrust and improves hole quality in hardened steels and abrasive materials, making it suitable for precision manufacturing across machining departments.
What are the specifications of the APPROVED VENDOR 460-203390B drill bit?
The drill bit is a solid carbide screw-machine length tool with AlTiN coating, a 135° 4-facet point, and a letter R diameter of 0.3390 inches. It is designed for horizontal drilling operations and is manufactured by APPROVED VENDOR under MPN 460-203390B.
Where to buy the APPROVED VENDOR 460-203390B drill bit worldwide?
3G Electric supplies the APPROVED VENDOR 460-203390B drill bit to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision carbide tool.
How to select the right screw machine drill bit for horizontal drilling?
Select a drill bit based on material hardness, hole depth, and machine rigidity. For hardened steels, choose a carbide bit with AlTiN coating and a 135° 4-facet point to reduce thrust and improve chip evacuation. Confirm diameter (e.g., 0.3390 inches for letter R) matches your application requirements.
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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.















