ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #28, 9/16" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #28 is a cobalt threaded-shank drill bit with a 0.1405-inch diameter and a 1/4"-28 thread size. It features a 9/16" overall length, black oxide finish, and meets NAS…
SKU 3G-OTH-195564
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #28 is a cobalt threaded-shank drill bit with a 0.1405-inch diameter and a 1/4"-28 thread size. It features a 9/16" overall length, black oxide finish, and meets NAS 965 Type D specifications.
Frequently Asked Questions
What is the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #28 used for?
This cobalt threaded-shank drill bit is designed for precision drilling in aerospace and industrial applications requiring NAS 965 Type D specifications. Its 1/4"-28 threaded shank allows secure mounting in tool holders for high-torque operations on hardened materials.
What are the specifications of the ROCKY MOUNTAIN TWIST #28 drill bit?
The ROCKY MOUNTAIN TWIST #28 drill bit has a 0.1405-inch diameter, 1/4"-28 thread size, and 9/16" overall length. It features a black oxide finish on cobalt steel and meets NAS 965 Type D standards. The manufacturer part number is 953CO28ST.
Where to buy ROCKY MOUNTAIN TWIST drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST threaded-shank drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the #28 cobalt drill bit (MPN 953CO28ST) for your operations.
How to select the correct ROCKY MOUNTAIN TWIST threaded-shank drill bit?
Select based on thread size (1/4"-28 for this #28 bit), diameter (0.1405 inches), and material compatibility. Cobalt construction suits hardened steels. Ensure the shank matches your tool holder and the bit meets NAS 965 Type D for aerospace-grade precision. 3G Electric can advise on application fit.
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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.
