CHICAGO-LATROBE Jobber Length Drill Bit: Letter Z, 135° Split Point
The CHICAGO-LATROBE Jobber Length Drill Bit, Letter Z (MPN 44970), is a NAS-Spec Cobalt Jobber-Length Drill Bit for aerospace applications. It features a 135° split point and a TiAlN-coated cobalt construction, with…
SKU 3G-OTH-200218
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Product Description
The CHICAGO-LATROBE Jobber Length Drill Bit, Letter Z (MPN 44970), is a NAS-Spec Cobalt Jobber-Length Drill Bit for aerospace applications. It features a 135° split point and a TiAlN-coated cobalt construction, with a diameter of 0.4130 inches. 3G Electric interprets this demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.
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 Jobber Length Drill Bit 44970 used for?
This TiAlN-coated cobalt drill bit is designed for aerospace applications requiring NAS-spec precision. Its 135° split point reduces thrust and walking, making it suitable for drilling hard materials like stainless steel and titanium alloys in aircraft manufacturing and maintenance.
What are the specifications of the CHICAGO-LATROBE 44970 drill bit?
The CHICAGO-LATROBE 44970 is a Letter Z jobber-length drill bit with a 0.4130-inch diameter, 135° split point, and TiAlN coating on cobalt substrate. It meets NAS specifications for aerospace use and is manufactured under part number 44970.
Where to buy CHICAGO-LATROBE 44970 drill bits worldwide?
3G Electric supplies the CHICAGO-LATROBE 44970 drill bit worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.
How to select the right CHICAGO-LATROBE drill bit for aerospace materials?
For aerospace alloys, choose a cobalt drill bit with TiAlN coating like the CHICAGO-LATROBE 44970. The 135° split point helps penetrate hard surfaces without pilot holes. Match the Letter Z (0.4130 inch) diameter to your fastener or hole specification for proper fit.
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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.















