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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/8", 9/16" Overall Lg - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/8", 9/16" Overall Lg

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/8" is a cobalt threaded-shank drill bit with a 0.1250-inch diameter and a 1/4"-28 thread size. It features a black oxide finish, meets NAS 965 Type D…

SKU 3G-OTH-196472

Also listed as: 953CO18ST · 953CO1 8ST · 953CO1-8ST

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: 1/8", 9/16" Overall Lg
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
953CO1/8ST
Type
Black Oxide Cobalt
Overall Lg
9/16"

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: 1/8" is a cobalt threaded-shank drill bit with a 0.1250-inch diameter and a 1/4"-28 thread size. It features a black oxide finish, meets NAS 965 Type D specifications, and has a 9/16" overall length (MPN 953CO1/8ST).

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. The 1/8" diameter black oxide cobalt bit meets NAS 965 Type D specifications, making it suitable for high-strength materials.

What are the specifications of the ROCKY MOUNTAIN TWIST 953CO1/8ST drill bit?

The ROCKY MOUNTAIN TWIST 953CO1/8ST is a 1/8" diameter threaded shank drill bit with a 1/4"-28 thread size, 9/16" overall length, black oxide cobalt finish, and meets NAS 965 Type D standards. It is designed for precision drilling in demanding environments.

Where to buy ROCKY MOUNTAIN TWIST drill bits worldwide?

3G Electric supplies ROCKY MOUNTAIN TWIST drill bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 953CO1/8ST or other threaded shank drill bits.

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

Select based on required diameter, thread size, and material compatibility. For the 953CO1/8ST, the 1/8" diameter with 1/4"-28 thread suits standard tool holders. Ensure the black oxide cobalt type matches your workpiece hardness. 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.

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Cross-referenced by specification & description
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)
CLEVELAND Screw Machine Drill Bit: #28, 135° Split Point, TiN-Coated Cobalt, Fast Spiral (MPN C14389)
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CLEVELAND Screw Machine Drill Bit: 1/8", 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C14204)
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CLEVELAND Screw Machine Drill Bit: 1/8", 135° Split Point, Straw/Bronze Cobalt, Fast Spiral (MPN C14204)
CLEVELAND C14325 is a 1/8" diameter cobalt screw-machine length drill bit with a 135° split point and TiN coating. Fast spiral flute design facilitates chip evacuation in deep hole-drilling applications. Suitable for use in automated machining centers and production drilling
CLEVELAND
CLEVELAND C14325 is a 1/8" diameter cobalt screw-machine length drill bit with a 135° split point and TiN coating. Fast spiral flute design facilitates chip evacuation in deep hole-drilling applications. Suitable for use in automated machining centers and production drilling
CLEVELAND Screw Machine Drill Bit: #28, 135° Split Point, TiCN-Coated Cobalt, Fast Spiral (MPN C15318)
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CLEVELAND Screw Machine Drill Bit: #28, 135° Split Point, TiCN-Coated Cobalt, Fast Spiral (MPN C15318)
CLEVELAND #8 screw-machine length drill bit with 0.1990 in diameter, 135° split point, and TiN-coated cobalt construction. Fast spiral flute design optimizes chip evacuation for deep hole-drilling in metalworking. Suitable for production machining where heat resistance and reduced walking are required
CLEVELAND
CLEVELAND #8 screw-machine length drill bit with 0.1990 in diameter, 135° split point, and TiN-coated cobalt construction. Fast spiral flute design optimizes chip evacuation for deep hole-drilling in metalworking. Suitable for production machining where heat resistance and reduced walking are required

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