We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 1/2" Overall Lg - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 1/2" Overall Lg

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40 is a cobalt threaded-shank drill bit with a 0.0980-inch diameter and a 1/2-inch overall length. It features a 1/4"-28 thread size and meets NAS 965 Type D…

SKU 3G-OTH-195549

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: #40, 1/2" Overall Lg
Category
Cobalt 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 — 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
953CO40ST
Type
Black Oxide Cobalt
Overall Lg
1/2"

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: #40 is a cobalt threaded-shank drill bit with a 0.0980-inch diameter and a 1/2-inch overall length. It features a 1/4"-28 thread size and meets NAS 965 Type D specifications. The bit has a black oxide finish and is identified by manufacturer part number 953CO40ST.

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 #40 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. Its #40 size (0.0980-inch diameter) and NAS 965 Type D compliance make it suitable for high-tolerance hole-making in metals, especially in maintenance and production environments.

What are the specifications of the ROCKY MOUNTAIN TWIST #40 drill bit?

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #40 has a 0.0980-inch diameter, 1/2-inch overall length, and a 1/4\"-28 thread size. It is made of black oxide cobalt, meets NAS 965 Type D specifications, and carries manufacturer part number 953CO40ST. These specs ensure compatibility with standard threaded tool holders.

Where to buy the ROCKY MOUNTAIN TWIST #40 drill bit worldwide?

3G Electric supplies the ROCKY MOUNTAIN TWIST #40 drill bit worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this NAS 965 Type D bit with the 1/4\"-28 threaded shank for your operations.

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

Select based on required hole diameter, thread size, and material. For the #40 bit, ensure your tool holder accepts a 1/4\"-28 threaded shank. The 0.0980-inch diameter and black oxide cobalt construction suit hard metals. Verify NAS 965 Type D compliance for aerospace specs. 3G Electric can help match your application needs.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 1" Overall Lg, Black Oxide Cobalt (MPN 953CO40SS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 1" Overall Lg, Black Oxide Cobalt (MPN 953CO40SS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO40LS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO40LS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO40VS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #40, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO40VS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #35, 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO35ST)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #35, 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO35ST)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 3/32", 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO3/32ST)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 3/32", 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO3/32ST)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 3/32", 1" Overall Lg, Black Oxide Cobalt (MPN 953CO3/32SS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 3/32", 1" Overall Lg, Black Oxide Cobalt (MPN 953CO3/32SS)

More from ROCKY MOUNTAIN TWIST

View all ROCKY MOUNTAIN TWIST parts
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #5, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO5LS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #5, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO5LS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 5/16", 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO5/16LS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 5/16", 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO5/16LS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #10, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO10VS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #10, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO10VS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #5, 1-1/4" Overall Lg, Black Oxide Cobalt (MPN 953CO5SS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #5, 1-1/4" Overall Lg, Black Oxide Cobalt (MPN 953CO5SS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #27, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO27VS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #27, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO27VS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #12, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO12LS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #12, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO12LS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO31ST)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO31ST)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #29, 1-1/4" Overall Lg, Black Oxide Cobalt (MPN 953CO29SS)
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #29, 1-1/4" Overall Lg, Black Oxide Cobalt (MPN 953CO29SS)