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ROCKY MOUNTAIN TWIST Cobalt Threaded-Shank Drill Bit - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST Cobalt Threaded-Shank Drill Bit

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter G is a cobalt threaded-shank drill bit with a 0.2610-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type D…

SKU 3G-OTH-195546

Also listed as: 953 COGSS · 953-COGSS

Brand
ROCKY MOUNTAIN TWIST
Item
Cobalt Threaded-Shank Drill Bit
Category
Cobalt Threaded-Shank Drill Bits
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ROCKY MOUNTAIN TWIST
Manufacturer Part Number
953COGSS
Type
Black Oxide Cobalt
Overall Lg
1-1/4"

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: Letter G is a cobalt threaded-shank drill bit with a 0.2610-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type D specification, with an overall length of 1-1/4 inches (MPN 953COGSS).

Frequently Asked Questions

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

This drill bit is used for precision drilling in aerospace and industrial applications where a threaded shank is required for secure tool holding. The cobalt construction and black oxide finish provide heat resistance and durability for drilling hard metals like stainless steel and titanium.

What are the specifications of the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit Letter G?

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit Letter G has a 0.2610-inch diameter, 1/4"-28 thread size, and 1-1/4" overall length. It is made of black oxide cobalt and conforms to NAS 965 Type D specification. The manufacturer part number is 953COGSS.

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 pricing on the 953COGSS model.

How to select the correct ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit?

Select based on thread size (1/4"-28 for this bit), diameter (0.2610 inches for Letter G), and material compatibility. Cobalt bits suit hard metals; black oxide reduces friction. Ensure the shank matches your tool holder and the bit meets NAS 965 Type D if required by your application.

Used in

Common applications for ROCKY MOUNTAIN TWIST
Aerospace assembly — Rocky Mountain Twist NAS 965 Type D cobalt drill bits for drilling titanium airframe components
Automotive production line — Rocky Mountain Twist HSS threaded-shank drill bits for quick-change drilling in aluminum engine blocks
Heavy equipment maintenance — Rocky Mountain Twist cobalt drill bits for drilling hardened steel in field repair kits
Precision machining — Rocky Mountain Twist HSS drill bits in wire gauge sizes for jig and fixture drilling
Portable drilling operations — Rocky Mountain Twist threaded-shank drill bits for use with magnetic drill stands in structural steel fabrication

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 cobalt threaded-shank drill bit features a Letter G diameter of 0.2610 inches with a 1/4"-28 thread size. The black oxide finish provides surface protection, and the overall length is 2-1/8 inches. It is designed for precision drilling in applications requiring secure tool holding via collet chucks or threaded holders
ROCKY MOUNTAIN TWIST
This cobalt threaded-shank drill bit features a Letter G diameter of 0.2610 inches with a 1/4"-28 thread size. The black oxide finish provides surface protection, and the overall length is 2-1/8 inches. It is designed for precision drilling in applications requiring secure tool holding via collet chucks or threaded holders
This cobalt threaded-shank drill bit has a 0.2610-inch diameter (Letter G) with a 1/4"-28 thread size and 9/16" overall length. The black oxide finish on cobalt material provides wear resistance. It meets NAS 965 Type D specifications for use in applications requiring secure shank retention, such as precision drilling in industrial settings
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This cobalt threaded-shank drill bit has a 0.2610-inch diameter (Letter G) with a 1/4"-28 thread size and 9/16" overall length. The black oxide finish on cobalt material provides wear resistance. It meets NAS 965 Type D specifications for use in applications requiring secure shank retention, such as precision drilling in industrial settings
Cobalt threaded-shank drill bit with 0.2570-inch diameter, 1/4"-28 thread size, and 1-1/4" overall length. Black oxide finish. Meets NAS 965 Type D specifications. Used for precision drilling in applications requiring secure tool holding via threaded shank
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Cobalt threaded-shank drill bit with 0.2570-inch diameter, 1/4"-28 thread size, and 1-1/4" overall length. Black oxide finish. Meets NAS 965 Type D specifications. Used for precision drilling in applications requiring secure tool holding via threaded shank
Cobalt threaded-shank drill bit with a 0.2570-inch diameter (Letter F) and 1/4"-28 thread size. Overall length of 2-1/8" with black oxide finish. Meets NAS 965 Type D specification. Used for precision drilling in metal alloys and composites where secure tool retention is required
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Cobalt threaded-shank drill bit with a 0.2570-inch diameter (Letter F) and 1/4"-28 thread size. Overall length of 2-1/8" with black oxide finish. Meets NAS 965 Type D specification. Used for precision drilling in metal alloys and composites where secure tool retention is required
This cobalt threaded-shank drill bit features a black oxide finish and a 1/4"-28 thread for secure mounting in tool holders. With a Letter B diameter of 0.2380 inches and an overall length of 1-1/4 inches, it is suited for drilling precision holes in hard metals such as stainless steel and titanium in industrial applications. Conforms to NAS 965 Type D
ROCKY MOUNTAIN TWIST
This cobalt threaded-shank drill bit features a black oxide finish and a 1/4"-28 thread for secure mounting in tool holders. With a Letter B diameter of 0.2380 inches and an overall length of 1-1/4 inches, it is suited for drilling precision holes in hard metals such as stainless steel and titanium in industrial applications. Conforms to NAS 965 Type D
This cobalt threaded-shank drill bit has a 0.2500-inch diameter and a 1/4-28 thread size for secure mounting in tool holders. The black oxide finish provides lubricity and corrosion resistance. With an overall length of 1-1/4 inches, it meets NAS 965 Type D specifications. Used for drilling precision holes in hard metals and aerospace-grade materials in industrial machining and maintenance applications
ROCKY MOUNTAIN TWIST
This cobalt threaded-shank drill bit has a 0.2500-inch diameter and a 1/4-28 thread size for secure mounting in tool holders. The black oxide finish provides lubricity and corrosion resistance. With an overall length of 1-1/4 inches, it meets NAS 965 Type D specifications. Used for drilling precision holes in hard metals and aerospace-grade materials in industrial machining and maintenance applications

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This #10 cobalt threaded-shank drill bit has a 0.1935-inch diameter and 1/4"-28 thread size. The black oxide finish provides heat resistance. Overall length is 1-1/4". Conforms to NAS 965 Type D. Used for precision drilling in aerospace and industrial applications
Cobalt threaded-shank drill bit with a #18 diameter of 0.1695 inches and a 1/4"-28 thread size. Features a black oxide finish and conforms to NAS 965 Type D specification. Overall length is 1-1/4 inches. Used for precision drilling in applications requiring a secure threaded shank, such as in aerospace and industrial machining
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Cobalt threaded-shank drill bit with a #18 diameter of 0.1695 inches and a 1/4"-28 thread size. Features a black oxide finish and conforms to NAS 965 Type D specification. Overall length is 1-1/4 inches. Used for precision drilling in applications requiring a secure threaded shank, such as in aerospace and industrial machining
This 7/32" diameter cobalt drill bit features a threaded shank for secure mounting in tool holders. The black oxide finish provides enhanced lubricity and corrosion resistance. With a 9/16" overall length, it is suited for drilling operations in machining and metalworking applications
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This 7/32" diameter cobalt drill bit features a threaded shank for secure mounting in tool holders. The black oxide finish provides enhanced lubricity and corrosion resistance. With a 9/16" overall length, it is suited for drilling operations in machining and metalworking applications
This 3/32" diameter cobalt drill bit features a 1/4"-28 threaded shank for secure retention in tool holders. The black oxide finish reduces friction and enhances wear resistance. With an overall length of 1/2", it is suited for precision drilling in metalworking applications requiring threaded shank compatibility
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This 3/32" diameter cobalt drill bit features a 1/4"-28 threaded shank for secure retention in tool holders. The black oxide finish reduces friction and enhances wear resistance. With an overall length of 1/2", it is suited for precision drilling in metalworking applications requiring threaded shank compatibility
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Cobalt threaded-shank drill bit with a #1 diameter of 0.2280 inches and a 1/4"-28 thread size. Features a black oxide finish and an overall length of 2-1/8 inches. Designed for precision drilling in metalworking applications requiring secure mounting in tool holders
Cobalt threaded-shank drill bit with #20 diameter (0.1610") and 1/4"-28 thread. Black oxide finish. Overall length 9/16". Meets NAS 965 Type D. Used for precision drilling in applications requiring secure mounting in tool holders
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Cobalt threaded-shank drill bit with #20 diameter (0.1610") and 1/4"-28 thread. Black oxide finish. Overall length 9/16". Meets NAS 965 Type D. Used for precision drilling in applications requiring secure mounting in tool holders
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