ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #4, 2-1/8" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #4 is a cobalt threaded-shank drill bit with a 0.2090-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D…
SKU 3G-OTH-195639
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
Need installation or engineering help?
Ask a question
Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #4 is a cobalt threaded-shank drill bit with a 0.2090-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D specifications, with an overall length of 2-1/8 inches (MPN 953CO4LS).
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 #4 used for?
This cobalt 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 D specifications, making it suitable for high-tolerance hole drilling in hardened materials.
What are the specifications of the ROCKY MOUNTAIN TWIST #4 drill bit?
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #4 (MPN 953CO4LS) has a 0.2090-inch diameter, 1/4"-28 thread size, and 2-1/8" 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 drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the NAS 965 Type D #4 bit (MPN 953CO4LS).
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on thread size (1/4"-28 for #4), diameter (0.2090 inches), and overall length (2-1/8"). Ensure the bit meets NAS 965 Type D for aerospace work. The black oxide cobalt finish provides heat resistance and durability for high-speed drilling in tough alloys.
Used in
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.
