Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 2-1/8" Overall Lg - High-Speed Steel Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTHigh-Speed Steel Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 2-1/8" Overall Lg

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit (11/64") is a high-speed steel threaded-shank drill bit with a 1/4"-28 thread size and a 0.1719-inch diameter. It features a black oxide finish and meets NAS 965 Type…

SKU 3G-OTH-192757

Also listed as: 953HS1164LS · 953HS11 64LS · 953HS11-64LS

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: 11/64", 2-1/8" Overall Lg
Category
High-Speed Steel Threaded-Shank Drill Bits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
953HS11/64LS
Type
Black Oxide HSS
Overall Lg
2-1/8"

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit (11/64") is a high-speed steel threaded-shank drill bit with a 1/4"-28 thread size and a 0.1719-inch diameter. It features a black oxide finish and meets NAS 965 Type B specifications, with an overall length of 2-1/8 inches (MPN 953HS11/64LS).

Frequently Asked Questions

What is the ROCKY MOUNTAIN TWIST 11/64" threaded shank drill bit used for?

This high-speed steel drill bit is designed for precision drilling in aerospace and industrial applications requiring a threaded shank. The 1/4"-28 thread allows secure mounting in tool holders, while the black oxide finish reduces friction. It meets NAS 965 Type B specifications for demanding environments.

What are the specifications of the ROCKY MOUNTAIN TWIST 953HS11/64LS drill bit?

The ROCKY MOUNTAIN TWIST 953HS11/64LS is a 11/64" (0.1719 inch) diameter threaded shank drill bit with a 1/4"-28 thread size. It has an overall length of 2-1/8", is made of black oxide high-speed steel, and complies with NAS 965 Type B standards.

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 solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 953HS11/64LS or other sizes.

How to select the correct threaded shank drill bit for aerospace work?

Select a drill bit that matches your required hole diameter and thread size, such as the ROCKY MOUNTAIN TWIST 11/64" with 1/4"-28 thread. Ensure it meets applicable standards like NAS 965 Type B for aerospace use. The black oxide HSS construction provides durability and chip evacuation in production drilling.

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 high-speed steel threaded-shank drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Black oxide high-speed steel drill bit with a 1/4"-28 threaded shank for secure retention in drilling applications. 11/64" diameter, 1-1/4" overall length. Suitable for precision drilling in metalworking and industrial machining where threaded shank tooling is required
ROCKY MOUNTAIN TWIST
Black oxide high-speed steel drill bit with a 1/4"-28 threaded shank for secure retention in drilling applications. 11/64" diameter, 1-1/4" overall length. Suitable for precision drilling in metalworking and industrial machining where threaded shank tooling is required
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 9/16" Overall Lg, Black Oxide HSS (MPN 953HS11/64ST)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 9/16" Overall Lg, Black Oxide HSS (MPN 953HS11/64ST)
This high-speed steel drill bit features a 1/4"-28 threaded shank for secure mounting in tool holders. The black oxide finish reduces friction and provides wear resistance. With a 9/64" diameter and 2-1/8" overall length, it is suitable for precision drilling in metal and composite materials. Meets NAS 965 Type B specifications
ROCKY MOUNTAIN TWIST
This high-speed steel drill bit features a 1/4"-28 threaded shank for secure mounting in tool holders. The black oxide finish reduces friction and provides wear resistance. With a 9/64" diameter and 2-1/8" overall length, it is suitable for precision drilling in metal and composite materials. Meets NAS 965 Type B specifications
This high-speed steel drill bit features a 9/64" diameter and a threaded shank for secure retention in tool holders. The black oxide finish provides increased lubricity and corrosion resistance. With an overall length of 1-1/4", it is suited for precision drilling in metalworking applications
ROCKY MOUNTAIN TWIST
This high-speed steel drill bit features a 9/64" diameter and a threaded shank for secure retention in tool holders. The black oxide finish provides increased lubricity and corrosion resistance. With an overall length of 1-1/4", it is suited for precision drilling in metalworking applications
This high-speed steel threaded-shank drill bit features a 9/64" diameter and a 1/4"-28 thread for secure retention in tool holders. The black oxide finish reduces friction during drilling. It is suitable for precision drilling in metals and composites in industrial and aerospace applications. Conforms to NAS 965 Type B
ROCKY MOUNTAIN TWIST
This high-speed steel threaded-shank drill bit features a 9/64" diameter and a 1/4"-28 thread for secure retention in tool holders. The black oxide finish reduces friction during drilling. It is suitable for precision drilling in metals and composites in industrial and aerospace applications. Conforms to NAS 965 Type B
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS13/64LS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS13/64LS)

More from ROCKY MOUNTAIN TWIST

View all ROCKY MOUNTAIN TWIST parts
This high-speed steel drill bit features a threaded shank for secure retention in tool holders. The black oxide finish reduces friction and provides wear resistance. With a Letter A diameter of 0.2340 inches and a 1/4"-28 thread, it is suited for precision drilling in metals such as steel and aluminum. Overall length is 2-1/8"
ROCKY MOUNTAIN TWIST
This high-speed steel drill bit features a threaded shank for secure retention in tool holders. The black oxide finish reduces friction and provides wear resistance. With a Letter A diameter of 0.2340 inches and a 1/4"-28 thread, it is suited for precision drilling in metals such as steel and aluminum. Overall length is 2-1/8"
This high-speed steel drill bit features a #32 diameter (0.1160 inch) and a 1/4-28 threaded shank for secure retention in collets or holders. The black oxide finish reduces friction and improves chip flow. Conforms to NAS 965 Type B specifications. Overall length is 1/2 inch. Suitable for precision drilling in metal assemblies where threaded shank retention is required
ROCKY MOUNTAIN TWIST
This high-speed steel drill bit features a #32 diameter (0.1160 inch) and a 1/4-28 threaded shank for secure retention in collets or holders. The black oxide finish reduces friction and improves chip flow. Conforms to NAS 965 Type B specifications. Overall length is 1/2 inch. Suitable for precision drilling in metal assemblies where threaded shank retention is required
This high-speed steel threaded-shank drill bit features a black oxide finish and a 0.2460-inch diameter (Letter D). It has a 1/4"-28 thread size and a 9/16" overall length. The bit meets NAS 965 Type B specifications. Typical applications include precision drilling in metalworking where threaded shank retention is required
ROCKY MOUNTAIN TWIST
This high-speed steel threaded-shank drill bit features a black oxide finish and a 0.2460-inch diameter (Letter D). It has a 1/4"-28 thread size and a 9/16" overall length. The bit meets NAS 965 Type B specifications. Typical applications include precision drilling in metalworking where threaded shank retention is required
This high-speed steel drill bit features a threaded shank for secure tool retention in precision drilling applications. With a 9/32" diameter and 1/4"-28 thread, it is suitable for metalworking tasks requiring reliable hole placement. The black oxide finish provides resistance to wear and corrosion. Overall length is 2-1/8"
ROCKY MOUNTAIN TWIST
This high-speed steel drill bit features a threaded shank for secure tool retention in precision drilling applications. With a 9/32" diameter and 1/4"-28 thread, it is suitable for metalworking tasks requiring reliable hole placement. The black oxide finish provides resistance to wear and corrosion. Overall length is 2-1/8"
This 5/16" diameter drill bit features a 1/4"-28 threaded shank for secure mounting in tool holders. Made from black oxide high-speed steel (HSS) with a 5/8" overall length, it meets NAS 965 Type B specifications. Suitable for precision drilling in metalworking applications requiring a threaded shank
ROCKY MOUNTAIN TWIST
This 5/16" diameter drill bit features a 1/4"-28 threaded shank for secure mounting in tool holders. Made from black oxide high-speed steel (HSS) with a 5/8" overall length, it meets NAS 965 Type B specifications. Suitable for precision drilling in metalworking applications requiring a threaded shank
This threaded-shank drill bit is made from high-speed steel with a black oxide finish. It has a #40 diameter (0.0980 inches) and a 1/4"-28 thread size, with an overall length of 1/2". Conforms to NAS 965 Type B standards. Used for precision drilling in applications requiring threaded shank retention, such as aerospace and industrial metalworking
ROCKY MOUNTAIN TWIST
This threaded-shank drill bit is made from high-speed steel with a black oxide finish. It has a #40 diameter (0.0980 inches) and a 1/4"-28 thread size, with an overall length of 1/2". Conforms to NAS 965 Type B standards. Used for precision drilling in applications requiring threaded shank retention, such as aerospace and industrial metalworking
High-speed steel drill bit with a #29 diameter (0.1360") and 1/4"-28 threaded shank for secure retention in tool holders. Black oxide finish reduces friction and improves wear resistance. Overall length 2-1/8". Suitable for precision drilling in metalworking applications requiring a threaded shank
ROCKY MOUNTAIN TWIST
High-speed steel drill bit with a #29 diameter (0.1360") and 1/4"-28 threaded shank for secure retention in tool holders. Black oxide finish reduces friction and improves wear resistance. Overall length 2-1/8". Suitable for precision drilling in metalworking applications requiring a threaded shank
This high-speed steel drill bit features a threaded shank for secure tool holding in precision drilling applications. It has a 0.1590-inch diameter, 1/4"-28 thread size, and 13/32" overall length. The black oxide finish provides resistance to wear and corrosion. Conforms to NAS 965 Type B
ROCKY MOUNTAIN TWIST
This high-speed steel drill bit features a threaded shank for secure tool holding in precision drilling applications. It has a 0.1590-inch diameter, 1/4"-28 thread size, and 13/32" overall length. The black oxide finish provides resistance to wear and corrosion. Conforms to NAS 965 Type B