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ROCKY MOUNTAIN TWIST 953CO1/4VS Cobalt Threaded-Shank Drill Bit - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST 953CO1/4VS Cobalt Threaded-Shank Drill Bit

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/4" is a cobalt threaded-shank drill bit with a 0.2500" diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D…

SKU 3G-OTH-196520

Also listed as: 953CO14VS · 953CO1 4VS · 953CO1-4VS

Brand
ROCKY MOUNTAIN TWIST
Item
953CO1/4VS Cobalt Threaded-Shank Drill Bit
Part Number
953CO1/4VS
Category
Cobalt Threaded-Shank Drill Bits
Available to Order
Also known as:953CO1/4VSROCKY MOUNTAIN TWIST
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

ROCKY MOUNTAIN TWIST
Manufacturer Part Number
953CO1/4VS
Type
Black Oxide Cobalt
Overall Lg
13/32"

Technical Documents

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ROCKY MOUNTAIN TWIST Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/4" is a cobalt threaded-shank drill bit with a 0.2500" diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D specifications, with a 13/32" overall length. This product is identified by manufacturer part number 953CO1/4VS.

Frequently Asked Questions

What is the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit used for?

This cobalt threaded-shank drill bit is designed for precision drilling in aerospace and industrial applications. Its 1/4"-28 threaded shank allows secure mounting in tool holders, while the black oxide finish reduces friction. It meets NAS 965 Type D specifications, making it suitable for high-strength materials.

What are the specifications of the ROCKY MOUNTAIN TWIST 953CO1/4VS drill bit?

The ROCKY MOUNTAIN TWIST 953CO1/4VS is a cobalt threaded-shank drill bit with a 0.2500" diameter, 1/4"-28 thread size, and 13/32" overall length. It features a black oxide finish and complies with NAS 965 Type D standards. The manufacturer part number is 953CO1/4VS.

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 equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 953CO1/4VS model.

How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?

Select based on thread size (1/4"-28), diameter (0.2500"), and overall length (13/32") matching your tool holder and material. The black oxide cobalt construction suits high-torque applications. Verify NAS 965 Type D compliance for aerospace use. 3G Electric can help confirm fitment for your equipment.

Used in

Common applications for ROCKY MOUNTAIN TWIST
Aerospace assembly — NAS 965 Type B compliant threaded-shank drill bits for drilling rivet holes in aluminum and titanium structures.
Automotive maintenance — #11 and #12 threaded-shank drill bits for repairing threaded holes and drilling out broken fasteners in engine blocks.
General metal fabrication — 1/4" diameter threaded-shank drill bits for creating precise holes in steel plates and profiles.
CNC machining — fractional and numbered threaded-shank drill bits mounted in quick-change tool holders for high-volume drilling.
Tool and die making — 5/32" and 7/32" threaded-shank drill bits for drilling water lines and ejector pin holes in mold bases.
Maintenance and repair — #35 and #4 threaded-shank drill bits for precision drilling in confined spaces using portable magnetic drill presses.
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ROCKY 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.

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This #40 cobalt threaded-shank drill bit has a 0.0980-inch diameter and 1/2-inch overall length. It features a 1/4"-28 thread shank for secure tool holding in precision drilling operations. The black oxide finish and NAS 965 Type D compliance suit it for high-tolerance hole-making in metals

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