APPROVED VENDOR Screw Machine Drill Bit: 3.5 mm, AltiN-Coated Carbide
The APPROVED VENDOR Screw Machine Drill Bit (3.5 mm) is a solid carbide AltiN-Coated tool with a 135° 4-Facet point, designed for horizontal drilling. With a diameter of 0.1378 inches and MPN 460-401378B, it delivers…
SKU 3G-OTH-198566
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Product Description
The APPROVED VENDOR Screw Machine Drill Bit (3.5 mm) is a solid carbide AltiN-Coated tool with a 135° 4-Facet point, designed for horizontal drilling. With a diameter of 0.1378 inches and MPN 460-401378B, it delivers precision in screw-machine applications.
Frequently Asked Questions
What is the APPROVED VENDOR 3.5 mm screw machine drill bit used for?
This AlTiN-coated carbide drill bit is designed for horizontal drilling in CNC and automated production environments. It creates precise holes in hardened steels, stainless steels, and cast irons where high feed rates and tool life are required. The 135° 4-facet point reduces thrust and improves chip evacuation.
What are the specifications of the APPROVED VENDOR 460-401378B drill bit?
The bit has a 3.5 mm diameter, is made of AlTiN-coated carbide, and features a 135° 4-facet point geometry. It is a screw-machine length solid carbide drill bit for horizontal drilling applications. The manufacturer part number is 460-401378B.
Where to buy the APPROVED VENDOR 3.5 mm carbide 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. We source and deliver to any country.
How to select the right screw machine drill bit for horizontal drilling?
Choose a bit with a 135° split point to reduce walking and thrust. AlTiN coating suits high-temperature alloys. Match diameter to hole tolerance. For horizontal drilling, ensure flute design clears chips sideways. This APPROVED VENDOR bit meets those needs for precision work.
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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.















