ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter C, 1-1/4" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter C is a cobalt threaded-shank drill bit with a 0.2420-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D…
SKU 3G-OTH-195539
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Product Description
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: Letter C is a cobalt threaded-shank drill bit with a 0.2420-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 953COCSS.
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 used for?
This cobalt drill bit is designed for drilling precision holes in hard metals such as stainless steel and titanium. The threaded shank (1/4"-28) allows secure mounting in tool holders for aerospace and industrial machining applications where NAS 965 Type D compliance is required.
What are the specifications of the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit?
The bit has a 0.2420-inch diameter (Letter C), a 1/4"-28 threaded shank, and an overall length of 1-1/4 inches. It features a black oxide cobalt finish and meets NAS 965 Type D specifications. The manufacturer part number is 953COCSS.
Where to buy the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit worldwide?
3G Electric supplies the ROCKY MOUNTAIN TWIST 953COCSS drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team to place an order or request a quote for this NAS 965 Type D compliant tool.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Match the bit diameter (0.2420 inch for Letter C) to your hole size requirement. Ensure your tool holder accepts a 1/4"-28 threaded shank. For hard materials, the black oxide cobalt construction from ROCKY MOUNTAIN TWIST provides heat resistance and durability. Verify NAS 965 Type D compliance if required by your application.
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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.















