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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 1-1/4" Overall Lg - Cobalt Threaded-Shank Drill Bits
ROCKY MOUNTAIN TWISTCobalt Threaded-Shank Drill Bits

ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 1-1/4" Overall Lg

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30 is a cobalt threaded-shank drill bit with a 0.1285-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D…

SKU 3G-OTH-195560

Brand
ROCKY MOUNTAIN TWIST
Item
Threaded Shank Drill Bit: #30, 1-1/4" Overall Lg
Category
Cobalt Threaded-Shank Drill Bits
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Technical Specifications

ROCKY MOUNTAIN TWIST
Manufacturer Part Number
953CO30SS
Type
Black Oxide Cobalt
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: #30 is a cobalt threaded-shank drill bit with a 0.1285-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D specifications. The overall length is 1-1/4 inches, and the manufacturer part number is 953CO30SS.

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 #30 used for?

This cobalt drill bit is designed for drilling precision holes in hard metals and aerospace alloys. The threaded shank (1/4"-28) provides secure mounting in tool holders, making it suitable for high-torque applications in aircraft maintenance, metal fabrication, and industrial machining where NAS 965 Type D compliance is required.

What are the specifications of the ROCKY MOUNTAIN TWIST 953CO30SS drill bit?

The ROCKY MOUNTAIN TWIST 953CO30SS is a #30 drill bit with a 0.1285-inch diameter and 1-1/4" overall length. It has a 1/4"-28 threaded shank, black oxide cobalt finish, and meets NAS 965 Type D specifications. The cobalt material provides heat resistance for drilling tough materials.

Where to buy ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide?

3G Electric supplies ROCKY MOUNTAIN TWIST threaded shank drill bits like the 953CO30SS to customers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

Select based on hole diameter (0.1285" for #30), thread size (1/4"-28), and material compatibility. The black oxide cobalt type suits hard metals. Ensure the shank matches your tool holder. For aerospace work, verify NAS 965 Type D compliance. 3G Electric can help match your application requirements.

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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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 13/32" Overall Lg, Black Oxide Cobalt (MPN 953CO30VS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1285; attr1235683: NAS 965 Type D.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 9/16" Overall Lg, Black Oxide Cobalt (MPN 953CO30ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1285; attr1235683: NAS 965 Type D.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #30, 9/16" Overall Lg, Black Oxide Cobalt (MPN 953CO30ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1285; attr1235683: NAS 965 Type D.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 1" Overall Lg, Black Oxide Cobalt (MPN 953CO31SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1200; attr1235683: NAS 965 Type D.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO31LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1200; attr1235683: NAS 965 Type D.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO31LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1200; attr1235683: NAS 965 Type D.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #5, 1-1/4" Overall Lg, Black Oxide Cobalt (MPN 953CO5SS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.2055; attr1235683: NAS 965 Type D.
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ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #12, 2-1/8" Overall Lg, Black Oxide Cobalt (MPN 953CO12LS). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1890; attr1235683: NAS 965 Type D.
ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 1/2" Overall Lg, Black Oxide Cobalt (MPN 953CO31ST). Key specifications — attr1235676: ROCKY MOUNTAIN TWIST; attr1235682: 1/4"-28; attr1235677: 0.1200; attr1235683: NAS 965 Type D.
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