ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #18, 1-1/4" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #18 is a high-speed steel threaded-shank drill bit with a 0.1695-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B…
SKU 3G-OTH-192838
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #18 is a high-speed steel threaded-shank drill bit with a 0.1695-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B specifications. The overall length is 1-1/4 inches, and the manufacturer part number is 953HS18SS.
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 #18 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. The #18 size (0.1695 inch diameter) with a 1/4"-28 thread and NAS 965 Type B compliance makes it suitable for high-tolerance metal drilling tasks.
What are the specifications of the ROCKY MOUNTAIN TWIST 953HS18SS drill bit?
The ROCKY MOUNTAIN TWIST 953HS18SS is a #18 threaded shank drill bit with a 0.1695-inch diameter, 1/4"-28 thread size, and 1-1/4 inch overall length. It is made from black oxide high-speed steel (HSS) and meets NAS 965 Type B specifications for aerospace-grade drilling.
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 953HS18SS or other sizes for your operations.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on thread size (e.g., 1/4"-28), diameter (e.g., #18 at 0.1695 inch), and material compatibility. For aerospace work, ensure NAS 965 Type B compliance. The black oxide HSS finish suits ferrous metals. 3G Electric can help match your application requirements to the right ROCKY MOUNTAIN TWIST bit.
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3G Electric supplies ROCKY MOUNTAIN TWIST high-speed steel threaded-shank drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















