OSG Spiral Flute Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute
SKU 3G-OTH-218750
- 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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What is the OSG spiral flute tap #4-40 UNC used for?
The OSG spiral flute tap #4-40 UNC is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and enabling clean threads in materials up to 850 MPa tensile strength. It is commonly used in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap #4-40 UNC?
The OSG spiral flute tap has a #4-40 UNC thread size, H2 / 2B-3B tolerance, 2 flutes, and a modified bottoming chamfer. It is designed for threading blind holes in steel and stainless steel. The manufacturer part number is 1763908. OSG is the OEM brand for this precision threading tool.
Where to buy OSG spiral flute taps worldwide?
You can source OSG spiral flute taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine OSG taps for steel and stainless steel threading applications.
How to select the correct OSG spiral flute tap for steel?
Select an OSG spiral flute tap based on thread size, tolerance class, and material. For steel and stainless steel, use taps with H2 / 2B-3B tolerance and modified bottoming chamfer for blind holes. Ensure the tap matches the hole depth and chip evacuation needs. OSG taps are engineered for consistent thread quality in demanding materials.
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3G Electric memasok OSG spiral-flute taps for steel & stainless steel. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.















