OSG SPIRAL FLUTE Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer, Carbide (MPN 1660500100)
The OSG SPIRAL FLUTE Tap (1/4"-20 UNC, MPN 1660500100) is a coolant-through spiral-flute tap for aluminum, featuring a carbide H5 / 2B-3B bottoming chamfer with 3 flutes. 3G Electric interprets this demand and…
SKU 3G-OTH-211194
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Product Description
The OSG SPIRAL FLUTE Tap (1/4"-20 UNC, MPN 1660500100) is a coolant-through spiral-flute tap for aluminum, featuring a carbide H5 / 2B-3B bottoming chamfer with 3 flutes. 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 in CNC machining. Its coolant-through spiral-flute design evacuates chips upward, making it ideal for blind-hole tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG SPIRAL FLUTE tap?
This tap has a 1/4"-20 UNC thread size, H5 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is made of carbide with coolant-through capability. The manufacturer part number is 1660500100. OSG is the OEM brand for this precision threading tool.
Where to buy OSG SPIRAL FLUTE taps worldwide?
3G Electric supplies OSG SPIRAL FLUTE taps 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 on this carbide tap.
How to select the right OSG SPIRAL FLUTE tap for aluminum?
For aluminum, choose a tap with coolant-through capability and a spiral-flute design to prevent chip clogging. This OSG carbide tap with bottoming chamfer suits blind holes. Match thread size (1/4"-20 UNC) and tolerance (H5) to your application requirements.
Used in
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.




