ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31, 2-1/8" Overall Lg
The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: #31 is a high-speed steel threaded-shank drill bit with a 0.1200-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and meets NAS 965 Type B…
SKU 3G-OTH-192909
- 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: #31 is a high-speed steel threaded-shank drill bit with a 0.1200-inch 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 2-1/8 inches (MPN 953HS31LS).
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 #31 used for?
This high-speed steel drill bit is designed for precision drilling in aerospace and industrial applications. Its threaded shank (1/4"-28) allows secure mounting in tool holders, while the black oxide finish reduces friction and improves wear resistance. It meets NAS 965 Type B specifications for demanding environments.
What are the specifications of the ROCKY MOUNTAIN TWIST 953HS31LS drill bit?
The ROCKY MOUNTAIN TWIST 953HS31LS is a #31 drill bit with a 0.1200-inch diameter, 2-1/8" overall length, and 1/4"-28 threaded shank. It is made from black oxide high-speed steel and complies with NAS 965 Type B standards. The thread size ensures compatibility with standard holders.
Where to buy ROCKY MOUNTAIN TWIST threaded shank drill bits worldwide?
3G Electric supplies ROCKY MOUNTAIN TWIST threaded shank drill bits like the 953HS31LS to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this NAS 965 Type B bit.
How to select the correct threaded shank drill bit for aerospace work?
For aerospace applications, choose a bit that meets NAS 965 Type B specifications, like the ROCKY MOUNTAIN TWIST #31. Verify the thread size (1/4"-28) matches your holder, and confirm the diameter (0.1200") suits your hole tolerance. Black oxide HSS provides good chip flow and heat resistance.
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3G Electric memasok ROCKY MOUNTAIN TWIST high-speed steel 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.















