OSG SPIRAL FLUTE Tap: 15/16"-18 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer, Carbide (MPN 1660500500)
The OSG SPIRAL FLUTE Tap (15/16"-18 UNC) is a coolant-through spiral-flute tap for aluminum, featuring a carbide H5 / 2B-3B bottoming chamfer with 3 flutes (MPN 1660500500). 3G Electric interprets this demand and…
SKU 3G-OTH-211207
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Product Description
The OSG SPIRAL FLUTE Tap (15/16"-18 UNC) is a coolant-through spiral-flute tap for aluminum, featuring a carbide H5 / 2B-3B bottoming chamfer with 3 flutes (MPN 1660500500). 3G Electric interprets this demand and sources the genuine OEM part, backed by specialist expertise across 14 industrial departments.
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 OSG SPIRAL FLUTE tap used for?
This OSG SPIRAL FLUTE tap is designed for threading aluminum and non-ferrous materials. Its spiral-flute geometry and coolant-through design efficiently evacuate chips and reduce heat, making it ideal for high-speed CNC tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG SPIRAL FLUTE tap?
This tap has a 15/16"-18 UNC thread size, H5 tolerance for 2B-3B class fit, 3 flutes, and a bottoming chamfer. It is made of carbide with coolant-through capability. The manufacturer part number is 1660500500. OSG is the OEM brand for this precision threading tool.
Where to buy the OSG SPIRAL FLUTE tap worldwide?
3G Electric supplies the OSG SPIRAL FLUTE tap worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this precision tap to any international destination.
How to select the right OSG SPIRAL FLUTE tap for aluminum?
Select this OSG SPIRAL FLUTE tap for through-hole or blind-hole threading in aluminum. The bottoming chamfer allows threading close to hole bottoms, while the carbide construction and coolant-through feature suit high-speed operations. Ensure your machine provides adequate coolant flow for optimal chip evacuation and tool life.
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Common applications for OSG SPIRAL FLUTEOSG SPIRAL FLUTE Products
3G Electric supplies OSG SPIRAL FLUTE coolant-through spiral-flute taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




