ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #19, 9/16" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #19 is a high-speed steel threaded-shank drill bit with a 0.1660-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965…
SKU 3G-OTH-192835
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #19 is a high-speed steel threaded-shank drill bit with a 0.1660-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type B specifications, with a 9/16" overall length. This product is identified by manufacturer part number 953HS19ST.
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 #19 used for?
This high-speed steel drill bit is designed for precision drilling in aerospace and industrial applications where a threaded shank is required for secure mounting in tool holders. Its 0.1660-inch diameter and NAS 965 Type B compliance make it suitable for fastener hole preparation in metal fabrication.
What are the specifications of the ROCKY MOUNTAIN TWIST 953HS19ST drill bit?
The ROCKY MOUNTAIN TWIST 953HS19ST is a #19 drill bit with a 0.1660-inch diameter, 1/4"-28 threaded shank, and 9/16" overall length. It is made from black oxide high-speed steel and conforms to NAS 965 Type B standards, ensuring durability and precision in demanding environments.
Where to buy ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST threaded shank drill bits like the 953HS19ST to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial tooling. Contact us for availability and lead time on this NAS 965 Type B compliant bit.
How to select the correct threaded shank drill bit for aerospace work?
Select a bit that matches your required hole diameter and thread size, such as the ROCKY MOUNTAIN TWIST #19 with 1/4"-28 shank. Ensure it meets applicable standards like NAS 965 Type B for aerospace use. The black oxide finish on HSS reduces friction and extends tool life in metal drilling applications.
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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.















