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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 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: 13/64", 1-1/4" Overall Lg

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit (SKU 52NX66) is a high-speed steel threaded-shank drill bit with a 13/64" diameter (0.2031 inches) and a 1/4"-28 thread size. It features a black oxide finish and…

SKU 3G-OTH-192923

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: 13/64", 1-1/4" Overall Lg
Category
High-Speed Steel Threaded-Shank Drill Bits
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Technical Specifications

ROCKY MOUNTAIN TWIST
Manufacturer Part Number
953HS13/64SS
Type
Black Oxide HSS
Overall Lg
1-1/4"
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ROCKY MOUNTAIN TWIST Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit (SKU 52NX66) is a high-speed steel threaded-shank drill bit with a 13/64" diameter (0.2031 inches) 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 953HS13/64SS).

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 13/64" 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 and extends tool life.

What are the specifications of the ROCKY MOUNTAIN TWIST 953HS13/64SS drill bit?

The ROCKY MOUNTAIN TWIST 953HS13/64SS is a 13/64" diameter (0.2031 inches) threaded shank drill bit with a 1/4"-28 thread size. It has an overall length of 1-1/4", a black oxide finish on high-speed steel, and meets NAS 965 Type B specifications.

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 and customs clearance to deliver this NAS 965 Type B compliant bit (MPN 953HS13/64SS) to your facility.

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

Match the thread size (e.g., 1/4"-28) to your tool holder and the drill diameter (e.g., 13/64") to your hole requirement. Ensure the bit meets applicable standards like NAS 965 Type B. ROCKY MOUNTAIN TWIST bits are a reliable choice for precision 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.

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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS13/64LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2031; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS13/64LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2031; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS11/64SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1719; attr1235683: NAS 965 Type B.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS11/64SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1719; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 3/16", 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS3/16SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1875; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 3/16", 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS3/16SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1875; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 9/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS9/64LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1406; attr1235683: NAS 965 Type B.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 9/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS9/64LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1406; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS11/64LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1719; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 11/64", 2-1/8" Overall Lg, Black Oxide HSS (MPN 953HS11/64LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1719; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 9/64", 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS9/64SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1406; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 9/64", 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS9/64SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1406; attr1235683: NAS 965 Type B.

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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #25, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS25SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1495; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #25, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS25SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1495; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 7/64", 1/2" Overall Lg, Black Oxide HSS (MPN 953HS7/64ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1094; attr1235683: NAS 965 Type B.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 7/64", 1/2" Overall Lg, Black Oxide HSS (MPN 953HS7/64ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1094; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #3, 5/8" Overall Lg, Black Oxide HSS, NAS 965 Type B (MPN 953HS3ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2130; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #3, 5/8" Overall Lg, Black Oxide HSS, NAS 965 Type B (MPN 953HS3ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2130; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #36, 1" Overall Lg, Black Oxide HSS, NAS 965 Type B (MPN 953HS36SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1065; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #36, 1" Overall Lg, Black Oxide HSS, NAS 965 Type B (MPN 953HS36SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1065; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter C, 9/16" Overall Lg, Black Oxide HSS (MPN 953HSCST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2420; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter C, 9/16" Overall Lg, Black Oxide HSS (MPN 953HSCST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2420; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 5/8" Overall Lg, Black Oxide HSS (MPN 953HS13/64ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2031; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 13/64", 5/8" Overall Lg, Black Oxide HSS (MPN 953HS13/64ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2031; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #4, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS4SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2090; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #4, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS4SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2090; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS30SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1285; attr1235683: NAS 965 Type B.
ROCKY MOUNTAIN TWIST
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 1-1/4" Overall Lg, Black Oxide HSS (MPN 953HS30SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1285; attr1235683: NAS 965 Type B.