ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #8, 1-1/4" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #8 is a high-speed steel threaded-shank drill bit with a 0.1990-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B…
SKU 3G-OTH-192863
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #8 is a high-speed steel threaded-shank drill bit with a 0.1990-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B specifications, with an overall length of 1-1/4 inches (MPN 953HS8SS).
Frequently Asked Questions
What is the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #8 used for?
This drill bit is used for precision drilling in aerospace and industrial applications where a threaded shank is required for secure mounting in tool holders. It meets NAS 965 Type B specifications, making it suitable for high-tolerance metal drilling tasks.
What are the specifications of the ROCKY MOUNTAIN TWIST #8 drill bit?
The ROCKY MOUNTAIN TWIST #8 drill bit has a 0.1990-inch diameter, 1/4"-28 thread size, and 1-1/4" overall length. It is made of black oxide high-speed steel (HSS) and meets NAS 965 Type B standards. The manufacturer part number is 953HS8SS.
Where to buy ROCKY MOUNTAIN TWIST drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST drill bits worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this NAS 965 Type B threaded shank drill bit for your operations.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on thread size (1/4"-28), diameter (0.1990 inches), and overall length (1-1/4"). Ensure the bit meets NAS 965 Type B for aerospace-grade drilling. The black oxide HSS construction provides wear resistance. 3G Electric can help match your application requirements.
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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.















