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

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter A is a high-speed steel threaded-shank drill bit with a 0.2340-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965…

SKU 3G-OTH-192777

Also listed as: 953 HSASS · 953-HSASS

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: Letter A, 1-1/4" Overall Lg
Category
High-Speed Steel Threaded-Shank Drill Bits
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ROCKY MOUNTAIN TWIST
Manufacturer Part Number
953HSASS
Type
Black Oxide HSS
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: Letter A is a high-speed steel threaded-shank drill bit with a 0.2340-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B specifications, with an overall length of 1-1/4 inches (MPN 953HSASS).

Frequently Asked Questions

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

This high-speed steel drill bit is designed for precision drilling in aerospace and industrial applications where a threaded shank provides secure retention in tool holders. Its black oxide finish reduces friction and improves wear resistance, making it suitable for use on metals and composites.

What are the specifications of the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit?

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit (MPN 953HSASS) has a 0.2340-inch diameter, 1/4"-28 thread size, and 1-1/4" overall length. It is made of black oxide high-speed steel and meets NAS 965 Type B specifications for aerospace-grade tooling.

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 this NAS 965 Type B bit.

How to select the correct ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit?

Select based on thread size (1/4"-28), diameter (0.2340 inch), and overall length (1-1/4"). Ensure the shank matches your tool holder's thread. The black oxide HSS construction suits general-purpose drilling in metals. For aerospace applications, confirm NAS 965 Type B compliance.

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.

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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter B, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HSBSS)
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter D, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HSDSS)
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter B, 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HSBLS)
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter B, 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HSBLS)

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