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OSG Spiral Flute Tap: 1/4"-32 UNEF, H3 / 2B-3B, 2 Flute, Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 1/4"-32 UNEF, H3 / 2B-3B, 2 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (1/4"-32 UNEF) is a bottoming-chamfer tap with 2 flutes, designed for steel and stainless steel. It features an H3 / 2B-3B tolerance class and a V Coated Powdered Metal construction (MPN…

SKU 3G-OTH-217821

Brand
OSG
Item
Spiral Flute Tap: 1/4"-32 UNEF, H3 / 2B-3B, 2 Flute, Bottoming Chamfer
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1650510508
Type
H3 / 2B-3B, Bottoming Chamfer, V Coated Powdered Metal
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (1/4"-32 UNEF) is a bottoming-chamfer tap with 2 flutes, designed for steel and stainless steel. It features an H3 / 2B-3B tolerance class and a V Coated Powdered Metal construction (MPN 1650510508).

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 1/4-32 UNEF used for?

This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging. It is commonly used in automotive, aerospace, and general manufacturing applications requiring precise UNEF threads.

What are the specifications of the OSG 1650510508 tap?

The OSG 1650510508 is a spiral flute tap with a 1/4-32 UNEF thread size, H3 / 2B-3B tolerance, 2 flutes, and a bottoming chamfer. It features a V coating on powdered metal construction for enhanced wear resistance and chip evacuation in steel and stainless steel.

Where to buy OSG taps in worldwide?

You can source OSG 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 on the OSG 1650510508 spiral flute tap.

How to select the right OSG tap for threading steel?

For threading steel, choose a tap with appropriate coating and geometry. The OSG spiral flute tap with V coating and powdered metal construction is ideal for blind holes in steel and stainless steel. Ensure the thread size (1/4-32 UNEF) and tolerance (H3 / 2B-3B) match your application requirements.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

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.

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