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ROCKY MOUNTAIN TWIST 15/64" Black Oxide Cobalt Threaded-Shank Drill Bit - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST 15/64" Black Oxide Cobalt Threaded-Shank Drill Bit

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit (15/64") is a cobalt threaded-shank drill bit with a 0.2344-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D…

SKU 3G-OTH-196517

Also listed as: 953CO1564SS · 953CO15 64SS · 953CO15-64SS

Brand
ROCKY MOUNTAIN TWIST
Item
15/64" Black Oxide 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
953CO15/64SS
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 (15/64") is a cobalt threaded-shank drill bit with a 0.2344-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D specifications. This product is identified by manufacturer part number 953CO15/64SS.

Frequently Asked Questions

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

This 15/64" cobalt drill bit is used for precision drilling in aerospace and industrial applications requiring threaded shank tooling. It meets NAS 965 Type D specifications, making it suitable for high-strength materials where secure tool retention is critical.

What are the specifications of the ROCKY MOUNTAIN TWIST 953CO15/64SS drill bit?

The drill bit has a 0.2344-inch diameter, 1/4"-28 thread size, and 1-1/4" overall length. It features a black oxide cobalt finish and meets NAS 965 Type D standards. The manufacturer part number is 953CO15/64SS.

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 since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

Select based on required hole diameter (0.2344 inches for this bit), thread size (1/4"-28), and material compatibility. Cobalt black oxide bits suit harder materials. Verify NAS 965 Type D compliance for aerospace applications. Always match thread size to your tool holder.

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
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 15/64", 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO15/64LS)
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 15/64", 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO15/64LS)
Cobalt threaded-shank drill bit with 0.2344" diameter (15/64") and 1/4"-28 thread. Overall length 5/8", black oxide cobalt finish. Meets NAS 965 Type D specifications. Used for precision drilling in applications requiring secure mounting in tool holders
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Cobalt threaded-shank drill bit with 0.2344" diameter (15/64") and 1/4"-28 thread. Overall length 5/8", black oxide cobalt 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 a 13/64" diameter and 1-1/4" overall length. Black oxide finish on cobalt steel. 1/4"-28 thread shank for secure retention in tool holders. Suitable for precision drilling in high-strength materials
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Cobalt threaded-shank drill bit with a 13/64" diameter and 1-1/4" overall length. Black oxide finish on cobalt steel. 1/4"-28 thread shank for secure retention in tool holders. Suitable for precision drilling in high-strength materials
This 9/64" (0.1406 inch) diameter cobalt threaded-shank drill bit features a black oxide finish and a 1/4"-28 thread size. With an overall length of 1-1/4", it is designed for precision drilling in applications requiring secure shank retention, such as aerospace and industrial machining. Meets NAS 965 Type D specifications
ROCKY MOUNTAIN TWIST
This 9/64" (0.1406 inch) diameter cobalt threaded-shank drill bit features a black oxide finish and a 1/4"-28 thread size. With an overall length of 1-1/4", it is designed for precision drilling in applications requiring secure shank retention, such as aerospace and industrial machining. Meets NAS 965 Type D specifications
This 7/64" (0.1094") diameter cobalt drill bit features a 1/4"-28 threaded shank for secure mounting in tool holders. The black oxide finish provides heat resistance, and the bit meets NAS 965 Type D specifications. Suitable for precision drilling in hard metals in industrial and aerospace applications
ROCKY MOUNTAIN TWIST
This 7/64" (0.1094") diameter cobalt drill bit features a 1/4"-28 threaded shank for secure mounting in tool holders. The black oxide finish provides heat resistance, and the bit meets NAS 965 Type D specifications. Suitable for precision drilling in hard metals in industrial and aerospace applications
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO13/64LS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO13/64LS)

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