ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #28, 1-1/4" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #28 is a cobalt threaded-shank drill bit with a 0.1405-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D…
SKU 3G-OTH-195565
- 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
- Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
- Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
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Deskripsi Produk
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #28 is a cobalt threaded-shank drill bit with a 0.1405-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type D specifications. This bit has a 1-1/4" overall length and is identified by manufacturer part number 953CO28SS.
Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.
Pertanyaan yang Sering Diajukan
What is the ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit #28 used for?
This cobalt drill bit is designed for drilling precision holes in hardened metals and aerospace alloys. Its threaded shank (1/4"-28) allows secure mounting in tool holders for high-torque applications. It meets NAS 965 Type D specifications, making it suitable for aircraft maintenance and industrial machining where exact hole size and shank retention are critical.
What are the specifications of the ROCKY MOUNTAIN TWIST #28 drill bit?
The bit has a 0.1405-inch diameter (#28 wire gauge), 1/4"-28 threaded shank, and 1-1/4" overall length. It is made from black oxide cobalt steel and conforms to NAS 965 Type D standards. The manufacturer part number is 953CO28SS. These specs ensure compatibility with standard threaded holders and repeatable drilling in tough materials.
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 distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on the #28 bit (MPN 953CO28SS). We source genuine ROCKY MOUNTAIN TWIST tooling for aerospace and industrial buyers.
How to select the correct ROCKY MOUNTAIN TWIST threaded shank drill bit?
Match the thread size (1/4"-28) to your tool holder and the wire gauge (#28 = 0.1405") to your hole diameter. Confirm overall length (1-1/4") fits your clearance. For hardened materials, choose cobalt with black oxide finish. Verify NAS 965 Type D compliance if required by your quality system. 3G Electric can help cross-reference your application needs.
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3G Electric memasok ROCKY MOUNTAIN TWIST cobalt threaded-shank drill bits. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.















