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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 meets NAS 965 Type D…

SKU 3G-OTH-195547

Also listed as: 953 COGLS · 953-COGLS

Brand
ROCKY MOUNTAIN TWIST
Item
Cobalt Threaded-Shank Drill Bit
Category
Cobalt Threaded-Shank Drill Bits
Available to Order
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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

Technical Specifications

ROCKY MOUNTAIN TWIST
Manufacturer Part Number
953COGLS
Type
Black Oxide Cobalt
Overall Lg
2-1/8"

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 meets NAS 965 Type D specifications, with an overall length of 2-1/8 inches (MPN 953COGLS).

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 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. It is designed for use with collet chucks or threaded holders, and the cobalt construction handles hard materials like stainless steel and titanium.

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

The drill bit has a 0.2610-inch diameter (Letter G), a 1/4"-28 thread size, and an overall length of 2-1/8 inches. It features a black oxide cobalt finish and meets NAS 965 Type D specifications. The manufacturer part number is 953COGLS.

Where to buy the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit worldwide?

3G Electric supplies the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to source this drill bit for your industrial or aerospace operations.

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

Select this drill bit when you need a threaded shank for secure tool retention in high-torque applications. The 0.2610-inch diameter and 1/4"-28 thread size match standard holders. The black oxide cobalt finish provides heat resistance and durability for drilling hard metals.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This cobalt threaded-shank drill bit features a 0.2610-inch diameter (Letter G) with a 1/4"-28 thread size and 1-1/4" overall length. The black oxide finish provides wear resistance, while the cobalt construction suits drilling in hardened materials. Conforms to NAS 965 Type D specification. Used in precision drilling applications requiring secure threaded shank retention
ROCKY MOUNTAIN TWIST
This cobalt threaded-shank drill bit features a 0.2610-inch diameter (Letter G) with a 1/4"-28 thread size and 1-1/4" overall length. The black oxide finish provides wear resistance, while the cobalt construction suits drilling in hardened materials. Conforms to NAS 965 Type D specification. Used in precision drilling applications requiring secure threaded shank retention
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
ROCKY MOUNTAIN TWIST
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 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
ROCKY MOUNTAIN TWIST
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 has a 0.2380-inch diameter (Letter B) with a 1/4"-28 thread size and 2-1/8" overall length. The black oxide finish provides surface lubricity and corrosion resistance. Designed for precision holemaking in metal alloys where a threaded shank ensures secure tool holding in machine spindles or holders
ROCKY MOUNTAIN TWIST
This cobalt threaded-shank drill bit has a 0.2380-inch diameter (Letter B) with a 1/4"-28 thread size and 2-1/8" overall length. The black oxide finish provides surface lubricity and corrosion resistance. Designed for precision holemaking in metal alloys where a threaded shank ensures secure tool holding in machine spindles or holders
Cobalt threaded-shank drill bit with a 0.2460-inch diameter and 1/4"-28 thread size. Overall length of 13/32" with black oxide finish. Meets NAS 965 Type D specifications. Used for precision drilling in applications requiring secure mounting in tool holders
ROCKY MOUNTAIN TWIST
Cobalt threaded-shank drill bit with a 0.2460-inch diameter and 1/4"-28 thread size. Overall length of 13/32" with black oxide finish. Meets NAS 965 Type D specifications. Used for precision drilling in applications requiring secure mounting in tool holders
Cobalt threaded-shank drill bit with 0.2188" diameter and 1/4-28 thread size. Black oxide finish, 2-1/8" overall length. Meets NAS 965 Type D specification. Used for drilling precision holes in hardened metals and aerospace alloys, suitable for CNC machining and maintenance applications
ROCKY MOUNTAIN TWIST
Cobalt threaded-shank drill bit with 0.2188" diameter and 1/4-28 thread size. Black oxide finish, 2-1/8" overall length. Meets NAS 965 Type D specification. Used for drilling precision holes in hardened metals and aerospace alloys, suitable for CNC machining and maintenance applications

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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter D, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CODLS)
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter D, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CODLS)
Cobalt threaded-shank drill bit with 0.2031" (13/64") diameter and 1/4"-28 thread. Black oxide finish. Overall length 2-1/8". Meets NAS 965 Type D. Used for drilling precision holes in hard metals and aerospace alloys in machining and maintenance applications
ROCKY MOUNTAIN TWIST
Cobalt threaded-shank drill bit with 0.2031" (13/64") diameter and 1/4"-28 thread. Black oxide finish. Overall length 2-1/8". Meets NAS 965 Type D. Used for drilling precision holes in hard metals and aerospace alloys in machining and maintenance applications
This 3/16" diameter cobalt drill bit features a 1/4-28 threaded shank and a black oxide finish. With an overall length of 1-1/4", it is designed for precision drilling in applications requiring NAS 965 Type D specifications. Suitable for use in machining and industrial settings where threaded-shank tooling is needed
ROCKY MOUNTAIN TWIST
This 3/16" diameter cobalt drill bit features a 1/4-28 threaded shank and a black oxide finish. With an overall length of 1-1/4", it is designed for precision drilling in applications requiring NAS 965 Type D specifications. Suitable for use in machining and industrial settings where threaded-shank tooling is needed
Cobalt threaded-shank drill bit with a #28 wire gauge diameter of 0.1405 inches and a 1/4"-28 thread size. Black oxide finish provides heat resistance for drilling hard metals. Overall length 2-1/8 inches. Meets NAS 965 Type D specifications. Used for precision drilling in toolholding systems requiring secure threaded mounting
ROCKY MOUNTAIN TWIST
Cobalt threaded-shank drill bit with a #28 wire gauge diameter of 0.1405 inches and a 1/4"-28 thread size. Black oxide finish provides heat resistance for drilling hard metals. Overall length 2-1/8 inches. Meets NAS 965 Type D specifications. Used for precision drilling in toolholding systems requiring secure threaded mounting
This 15/64" diameter cobalt drill bit features a threaded shank with 1/4"-28 thread for secure retention in tool holders. The black oxide finish enhances lubricity and corrosion resistance. Overall length is 2-1/8". Suitable for drilling in high-heat materials such as stainless steel and titanium in industrial applications
ROCKY MOUNTAIN TWIST
This 15/64" diameter cobalt drill bit features a threaded shank with 1/4"-28 thread for secure retention in tool holders. The black oxide finish enhances lubricity and corrosion resistance. Overall length is 2-1/8". Suitable for drilling in high-heat materials such as stainless steel and titanium in industrial applications
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
ROCKY MOUNTAIN TWIST
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
ROCKY MOUNTAIN TWIST
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
ROCKY MOUNTAIN TWIST
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