ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/4", 9/16" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/4" is a high-speed steel threaded-shank drill bit with a 0.2500" diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B…
SKU 3G-OTH-192766
Also listed as: 953HS14ST · 953HS1 4ST · 953HS1-4ST
Local availability & support
- Delivery
- 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.
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 1/4" is a high-speed steel threaded-shank drill bit with a 0.2500" 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 9/16" (MPN 953HS1/4ST).
Frequently Asked Questions
What is the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit used for?
This drill bit is designed for precision drilling in aerospace and industrial applications where a threaded shank is required for secure tool holding. It meets NAS 965 Type B specifications, making it suitable for high-tolerance work on metals using a collet or threaded holder.
What are the specifications of the ROCKY MOUNTAIN TWIST 953HS1/4ST drill bit?
The ROCKY MOUNTAIN TWIST 953HS1/4ST is a high-speed steel drill bit with a 0.2500" diameter, 1/4"-28 thread size, and 9/16" overall length. It has a black oxide finish and complies with NAS 965 Type B standards. The manufacturer part number is 953HS1/4ST.
Where to buy ROCKY MOUNTAIN TWIST drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 953HS1/4ST threaded shank drill bit.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Select based on thread size (e.g., 1/4"-28), diameter (0.2500"), and overall length (9/16") to match your tool holder. Ensure the bit meets NAS 965 Type B for aerospace-grade tolerance. ROCKY MOUNTAIN TWIST bits are made from high-speed steel with black oxide for reduced friction.
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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.
