ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #27, 9/16" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #27 is a high-speed steel threaded-shank drill bit with a 0.1440-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B…
SKU 3G-OTH-192815
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #27 is a high-speed steel threaded-shank drill bit with a 0.1440-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B specifications, with a 9/16" overall length (MPN 953HS27ST).
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 #27 used for?
This drill bit is designed for precision drilling in aerospace and industrial applications where a threaded shank is required for secure tool holding. It meets NAS 965 Type B specifications, making it suitable for high-tolerance hole making in metals and composites.
What are the specifications of the ROCKY MOUNTAIN TWIST #27 drill bit?
The ROCKY MOUNTAIN TWIST #27 drill bit has a 0.1440-inch diameter, 1/4"-28 threaded shank, and 9/16" overall length. It is made from black oxide high-speed steel (HSS) and conforms to NAS 965 Type B. The manufacturer part number is 953HS27ST.
Where to buy ROCKY MOUNTAIN TWIST drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 953HS27ST or other NAS 965 Type B bits.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on required hole diameter (e.g., #27 = 0.1440"), thread size (1/4"-28), and material compatibility. For aerospace work, ensure the bit meets NAS 965 Type B. ROCKY MOUNTAIN TWIST bits with black oxide HSS suit ferrous metals. Confirm overall length (9/16") fits your tool holder.
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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.















