ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 9/16" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30 is a cobalt threaded-shank drill bit with a 0.1285-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type D, with…
SKU 3G-OTH-195559
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30 is a cobalt threaded-shank drill bit with a 0.1285-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type D, with an overall length of 9/16 inch (MPN 953CO30ST).
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 #30 used for?
This cobalt threaded-shank drill bit is designed for precision drilling in aerospace and industrial applications requiring NAS 965 Type D compliance. Its 0.1285-inch diameter and 1/4"-28 thread size make it suitable for high-strength materials where a secure, threaded shank is needed.
What are the specifications of the ROCKY MOUNTAIN TWIST 953CO30ST drill bit?
The ROCKY MOUNTAIN TWIST 953CO30ST is a #30 drill bit with a 0.1285-inch diameter, 1/4"-28 thread size, and 9/16-inch overall length. It features a black oxide cobalt finish and conforms to NAS 965 Type D. The threaded shank ensures secure mounting in tool holders.
Where to buy ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 953CO30ST or other sizes for your operations.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on hole diameter (0.1285-inch for #30), thread size (1/4"-28), and material compatibility. The black oxide cobalt finish suits high-speed drilling in tough alloys. Ensure your tool holder accepts threaded shanks per NAS 965 Type D. For application advice, consult 3G Electric.
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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.















