ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 1/2" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31 is a cobalt threaded-shank drill bit with a 0.1200-inch diameter and a 1/4"-28 thread size. It features a 1/2" overall length, black oxide finish, and meets NAS…
SKU 3G-OTH-195555
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31 is a cobalt threaded-shank drill bit with a 0.1200-inch diameter and a 1/4"-28 thread size. It features a 1/2" overall length, black oxide finish, and meets NAS 965 Type D specifications.
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 #31 used for?
This cobalt threaded-shank drill bit is designed for precision drilling in aerospace and industrial applications where a secure, threaded shank is required. It meets NAS 965 Type D specifications, making it suitable for high-tolerance hole-making in tough materials.
What are the specifications of the ROCKY MOUNTAIN TWIST 953CO31ST drill bit?
The ROCKY MOUNTAIN TWIST 953CO31ST is a #31 drill bit with a 0.1200-inch diameter, 1/4"-28 thread size, and 1/2" overall length. It features a black oxide cobalt finish and meets NAS 965 Type D standards 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 solutions provider, we handle full logistics and customs clearance to deliver this NAS 965 Type D bit to your facility, regardless of location.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on thread size (1/4"-28), diameter (0.1200 inch for #31), and overall length (1/2"). Ensure the bit meets NAS 965 Type D for aerospace work. Cobalt construction and black oxide finish provide heat resistance and durability in demanding materials.
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Common applications for ROCKY MOUNTAIN TWISTROCKY MOUNTAIN TWIST Products
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.














