OSG Spiral Flute Tap: M2.5x0.45 Metric, D3 / 4H-6H, 2 Flute
The OSG Spiral Flute Tap is a metric M2.5x0.45 spiral-flute tap for steel and stainless steel, featuring a D3 / 4H-6H tolerance class, 2-flute design, and modified bottoming chamfer (MPN 1645525453).
SKU 3G-OTH-217940
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Product Description
The OSG Spiral Flute Tap is a metric M2.5x0.45 spiral-flute tap for steel and stainless steel, featuring a D3 / 4H-6H tolerance class, 2-flute design, and modified bottoming chamfer (MPN 1645525453).
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 M2.5x0.45 used for?
This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its modified bottoming chamfer and 2-flute design efficiently evacuate chips upward, making it ideal for automotive, aerospace, and general manufacturing applications where precise internal threads are required.
What are the specifications of the OSG spiral flute tap M2.5x0.45?
The OSG spiral flute tap has a metric thread size of M2.5x0.45, a D3 / 4H-6H tolerance class, 2 flutes, and a modified bottoming chamfer. The manufacturer part number is 1645525453. It is designed for threading steel and stainless steel materials.
Where to buy OSG spiral flute taps worldwide?
3G Electric supplies OSG spiral flute taps worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG M2.5x0.45 spiral flute tap (MPN 1645525453).
How to select the correct OSG spiral flute tap for steel?
Select an OSG spiral flute tap based on thread size, pitch, and material. For steel and stainless steel, use a tap with a modified bottoming chamfer and 2 flutes, like the M2.5x0.45 D3 / 4H-6H model. Ensure the tap matches the hole depth and tolerance requirements for your application.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













