CHICAGO-LATROBE Jobber Length Drill Bit: 31/64", 135° Split Point
The CHICAGO-LATROBE Jobber Length Drill Bit (31/64", MPN 47731) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° split point and Straw/Bronze Cobalt construction. With a diameter of 0.4844…
SKU 3G-OTH-200210
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit (31/64", MPN 47731) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° split point and Straw/Bronze Cobalt construction. With a diameter of 0.4844 inches, this bit is designed for demanding aerospace applications. 3G Electric interprets your demand for specialized tooling, sourcing this genuine industrial bit across our broad supply network, with specialist expertise in cutting tools and precision equipment.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the CHICAGO-LATROBE 47731 drill bit used for?
The CHICAGO-LATROBE 47731 is a NAS-Spec cobalt jobber-length drill bit designed for aerospace applications. Its 135° split point reduces walking and thrust, making it suitable for drilling hard materials like stainless steel and titanium. The straw/bronze cobalt finish provides heat resistance and extended tool life.
What are the specifications of the CHICAGO-LATROBE 47731 drill bit?
The CHICAGO-LATROBE 47731 is a jobber-length drill bit with a 31/64" diameter (0.4844 inches). It features a 135° split point and a straw/bronze cobalt finish. The manufacturer part number is 47731, and it meets NAS-Spec standards for aerospace-grade drilling.
Where to buy CHICAGO-LATROBE 47731 drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE 47731 drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this NAS-Spec cobalt drill bit to aerospace and manufacturing facilities globally.
How to select the right CHICAGO-LATROBE drill bit for aerospace work?
For aerospace drilling, select a cobalt jobber-length bit like the CHICAGO-LATROBE 47731 with a 135° split point to reduce walking on curved surfaces. Match the diameter (31/64") to your fastener or hole requirement. The straw/bronze cobalt finish withstands high temperatures, ensuring consistent performance in titanium and stainless steel.
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3G Electric supplies CHICAGO-LATROBE nas-spec cobalt jobber-length drill bits for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















