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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #13, 1-1/4" Overall Lg - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #13, 1-1/4" Overall Lg

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #13 is a cobalt threaded-shank drill bit with a 0.1850-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type D, with…

SKU 3G-OTH-195609

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: #13, 1-1/4" Overall Lg
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
953CO13SS
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: #13 is a cobalt threaded-shank drill bit with a 0.1850-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type D, with an overall length of 1-1/4 inches.

Frequently Asked Questions

What is the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #13 used for?

This cobalt drill bit is designed for drilling precision holes in hardened materials, such as stainless steel and titanium, in aerospace and industrial applications. Its threaded shank (1/4"-28) allows secure mounting in tool holders for high-torque operations, meeting NAS 965 Type D standards.

What are the specifications of the ROCKY MOUNTAIN TWIST #13 drill bit?

The bit has a 0.1850-inch diameter (#13), 1-1/4" overall length, 1/4"-28 threaded shank, and black oxide cobalt finish. It conforms to NAS 965 Type D and is manufactured by ROCKY MOUNTAIN TWIST under MPN 953CO13SS. The cobalt material provides heat resistance for demanding drilling tasks.

Where to buy the ROCKY MOUNTAIN TWIST #13 drill bit worldwide?

3G Electric supplies the ROCKY MOUNTAIN TWIST #13 threaded shank drill bit worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this NAS 965 Type D bit.

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

Match the bit's diameter (0.1850" for #13) and thread size (1/4"-28) to your tool holder and material. For hardened alloys, choose cobalt with black oxide finish for heat resistance. Verify NAS 965 Type D compliance for aerospace work. 3G Electric can help confirm fitment for your application.

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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