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OSG #12-32 UNEF Spiral-Flute Tap - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG #12-32 UNEF Spiral-Flute Tap

The OSG Spiral Flute Tap (#12-32 UNEF) is a spiral-flute tap for steel and stainless steel, featuring a H3 / 2B-3B tolerance, bottoming chamfer, 3-flute design, and V coated powdered metal construction (MPN 1650510408).

SKU 3G-OTH-217801

Brand
OSG
Item
#12-32 UNEF Spiral-Flute Tap
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
1650510408
Type
H3 / 2B-3B, Bottoming Chamfer, V Coated Powdered Metal
Flute
3

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (#12-32 UNEF) is a spiral-flute tap for steel and stainless steel, featuring a H3 / 2B-3B tolerance, bottoming chamfer, 3-flute design, and V coated powdered metal construction (MPN 1650510408).

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 #12-32 UNEF used for?

This OSG spiral flute tap is designed for threading steel and stainless steel. The #12-32 UNEF size and bottoming chamfer make it suitable for through-hole or blind-hole applications where threads must reach the bottom. The V-coated powdered metal construction provides wear resistance and chip evacuation in production environments.

What are the specifications of the OSG spiral flute tap MPN 1650510408?

The OSG spiral flute tap (MPN 1650510408) has a #12-32 UNEF thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is made of V-coated powdered metal and is intended for threading steel and stainless steel. The H3 fit ensures precise thread class control for demanding applications.

Where to buy OSG spiral flute taps in worldwide?

3G Electric supplies OSG spiral flute taps worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the OSG spiral flute tap #12-32 UNEF (MPN 1650510408) and other threading tools.

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, choose a tap with V-coated powdered metal for heat resistance. The bottoming chamfer is ideal for blind holes, while plug or taper chamfers suit through holes. Verify the H3 / 2B-3B tolerance matches your thread class requirement.

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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Spiral-flute tap for threading steel and stainless steel. #12-32 UNEF thread size, H3 / 2B-3B tolerance, 2-flute design, modified bottoming chamfer. Suitable for through-hole or blind-hole applications requiring chip evacuation
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