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OSG 9/16"-12 UNC Spiral-Flute Tap - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG 9/16"-12 UNC Spiral-Flute Tap

The OSG Spiral Flute Tap (9/16"-12 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 3 flutes (MPN 1645096125). 3G Electric interprets…

SKU 3G-OTH-217883

Brand
OSG
Item
9/16"-12 UNC Spiral-Flute Tap
Part Number
1645096125
Category
Spiral-Flute Taps for Steel & Stainless Steel
Available to Order
Also known as:1645096125OSG
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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
1645096125
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
3

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

Product Description

The OSG Spiral Flute Tap (9/16"-12 UNC) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance with a modified bottoming chamfer and 3 flutes (MPN 1645096125). 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor.

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 1645096125 used for?

This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its modified bottoming chamfer and 3-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 1645096125?

This OSG tap has a thread size of 9/16"-12 UNC, with an H5 / 2B-3B tolerance class. It features 3 flutes and a modified bottoming chamfer. The manufacturer part number is 1645096125. It is designed for threading steel and stainless steel in blind-hole applications.

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 on this and other OSG cutting tools.

How to select the correct OSG spiral flute tap for stainless steel?

For stainless steel, select an OSG spiral flute tap with a modified bottoming chamfer and H5 tolerance, like the 1645096125. Ensure the tap matches your thread size and pitch (e.g., 9/16"-12 UNC). Use appropriate cutting fluid and rigid tapping equipment to prevent work hardening and tool breakage.

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
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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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