APPROVED VENDOR Jobber Length Drill Bit: 4 mm, 118° 4-Facet Point
SKU 3G-OTH-191379
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Frequently Asked Questions
What is the APPROVED VENDOR 4 mm TiN-coated carbide jobber drill bit used for?
This general-purpose solid carbide drill bit is designed for precision hole drilling in hardened steels, stainless steels, and cast irons. The TiN coating reduces friction and extends tool life, while the 118° 4-facet point provides accurate centering and chip evacuation in production machining and maintenance applications.
What are the specifications of the APPROVED VENDOR 450-401575A drill bit?
The drill bit has a 4 mm diameter (0.1575 in), a 118° 4-facet point geometry, and a TiN-coated carbide body. It is a jobber-length solid carbide tool, ideal for general-purpose drilling in ferrous materials. The manufacturer part number is 450-401575A.
Where to buy the APPROVED VENDOR 450-401575A drill bit worldwide?
3G Electric supplies and delivers the APPROVED VENDOR 450-401575A TiN-coated carbide jobber drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery coordination, ensuring you receive the correct tool for your machining application, regardless of your location.
How to select the right TiN-coated carbide drill bit for hardened steel?
For hardened steel, choose a solid carbide bit with a TiN coating for heat resistance and a 118° point for general-purpose drilling. The 4 mm diameter from APPROVED VENDOR suits small-hole work. Ensure your machine has adequate rigidity and coolant delivery to prevent chipping and extend tool life.
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3G Electric supplies APPROVED VENDOR general purpose solid carbide jobber-length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















