- Home /
- Tools /
- BORDO Taps and Dies /
- BORDO Taps/Wrenches /
- BORDO HSS Taps /
- HSS Tap UNC Bott.-5/16x18
Shop Now
- Balustrades & Fencing
- Building and Construction Supplies
- Consumables
- Hydraulic
- Materials
- Plonkit
-
Stainless Steel Fasteners
- Assortment trays
- Bolt Products
- Decking/Cladding Screws
- Lag Screws
- Masonry
- Metal Thread Screws
- Miscellaneous Fasteners
- Nails
- Nuts
- Rivets
- Self Drilling Screws
- Self Tapping Screws
- Socket Drive Metal Threads
- Threaded Rod
- Washer Products
- Stainless Steel Marine and Hardware Supplies
- Tools
- Wire/Rigging
- Workwear
HSS Tap UNC Bott.-5/16x18
HSS Tap UNC Bottoming – 5/16 x 18
This high-speed steel (HSS) bottoming tap is designed for cutting precise internal threads to the Unified National Coarse (UNC) standard, sized 5/16" x 18 TPI (threads per inch). With a very short lead-in taper, the bottoming style tap is ideal for threading blind holes to full depth, ensuring maximum thread engagement and secure fastening.
Key Features:
Size: 5/16" UNC (18 TPI)
Type: Bottoming tap – engineered for threading close to the bottom of blind holes
Material: High-Speed Steel (HSS) for strength, durability, and wear resistance
Thread Standard: Unified National Coarse (UNC) – widely used across general engineering, fastening, and construction applications
Applications: Suitable for repair, maintenance, automotive, fabrication, and workshop use
Durable and accurate, this bottoming tap ensures clean, precise threads and dependable performance in a wide range of materials.