ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 1/2" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40 is a cobalt threaded-shank drill bit with a 0.0980-inch diameter and a 1/2-inch overall length. It features a 1/4"-28 thread size and meets NAS 965 Type D…
SKU 3G-OTH-195549
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40 is a cobalt threaded-shank drill bit with a 0.0980-inch diameter and a 1/2-inch overall length. It features a 1/4"-28 thread size and meets NAS 965 Type D specifications. The bit has a black oxide finish and is identified by manufacturer part number 953CO40ST.
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 ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #40 used for?
This drill bit is used for precision drilling in aerospace and industrial applications where a threaded shank is required for secure tool holding. Its #40 size (0.0980-inch diameter) and NAS 965 Type D compliance make it suitable for high-tolerance hole-making in metals, especially in maintenance and production environments.
What are the specifications of the ROCKY MOUNTAIN TWIST #40 drill bit?
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #40 has a 0.0980-inch diameter, 1/2-inch overall length, and a 1/4\"-28 thread size. It is made of black oxide cobalt, meets NAS 965 Type D specifications, and carries manufacturer part number 953CO40ST. These specs ensure compatibility with standard threaded tool holders.
Where to buy the ROCKY MOUNTAIN TWIST #40 drill bit worldwide?
3G Electric supplies the ROCKY MOUNTAIN TWIST #40 drill bit worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this NAS 965 Type D bit with the 1/4\"-28 threaded shank for your operations.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on required hole diameter, thread size, and material. For the #40 bit, ensure your tool holder accepts a 1/4\"-28 threaded shank. The 0.0980-inch diameter and black oxide cobalt construction suit hard metals. Verify NAS 965 Type D compliance for aerospace specs. 3G Electric can help match your application needs.
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3G Electric supplies ROCKY MOUNTAIN TWIST cobalt threaded-shank drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














