APPROVED VENDOR Screw Machine Drill Bit: Letter R, Carbide, 135° 4-Facet Point
The APPROVED VENDOR Screw Machine Drill Bit: Letter R is a solid carbide screw-machine length drill bit for horizontal drilling, featuring a 135° 4-facet point and slow spiral design. With a diameter of 0.3390 inches…
SKU 3G-OTH-198586
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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 a 135° 4-facet point and slow spiral design. With a diameter of 0.3390 inches (MPN 460-203390), it is engineered for precision in industrial machining applications.
Frequently Asked Questions
What is the APPROVED VENDOR Screw Machine Drill Bit used for?
This solid carbide drill bit is designed for horizontal drilling in screw-machine applications. Its 135° 4-facet point and slow spiral geometry provide precise hole sizing in hardened materials, making it suitable for high-production metalworking environments.
What are the specifications of the APPROVED VENDOR Screw Machine Drill Bit?
The bit is letter R size with a diameter of 0.3390 inches. It features a solid carbide construction, 135° 4-facet point, and slow spiral flute design. The manufacturer part number is 460-203390, and it is classified as a screw-machine length drill bit for horizontal drilling.
Where to buy the APPROVED VENDOR Screw Machine Drill Bit worldwide?
3G Electric supplies this APPROVED VENDOR drill bit worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this item.
How to select the correct screw machine drill bit for horizontal drilling?
Select a bit with a 135° point angle for harder materials and a 4-facet grind for improved centering. Carbide construction offers wear resistance for high-speed operations. Match the diameter (e.g., 0.3390 inch for letter R) to your hole size requirement.
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.















