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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, 3 flutes, and a modified bottoming chamfer (MPN 1650503608). 3G Electric interprets…

SKU 3G-OTH-218784

Brand
OSG
Item
9/16"-12 UNC Spiral-Flute Tap
Category
Spiral-Flute Taps for Steel & Stainless Steel
Available to Order
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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
1650503608
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, 3 flutes, and a modified bottoming chamfer (MPN 1650503608). 3G Electric interprets demand and delivers this genuine industrial tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorized 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 1650503608 used for?

The OSG spiral flute tap MPN 1650503608 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, making it ideal for automotive, aerospace, and general manufacturing applications where clean, accurate threads are required.

What are the specifications of the OSG spiral flute tap 1650503608?

This OSG tap has a thread size of 9/16"-12 UNC, with an H5 tolerance class for 2B-3B fit. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 1650503608.

Where to buy the OSG spiral flute tap 1650503608 worldwide?

You can source the OSG spiral flute tap 1650503608 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct threading tool for your operations.

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

For steel threading, select an OSG spiral flute tap with the correct thread size, such as 9/16"-12 UNC, and a tolerance like H5 for precision. Ensure the chamfer type matches your hole depth—modified bottoming for shallow blind holes. Always match the tap coating to material hardness for optimal tool life.

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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Cross-referenced by specification & description
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Spiral-flute tap for threading blind holes in steel and stainless steel. Features H5 tolerance for 2B-3B fit, 3 flutes, and modified bottoming chamfer. The spiral flute design evacuates chips upward, preventing clogging in deep or blind hole applications
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Spiral-flute tap for threading blind holes in steel and stainless steel. Features H5 tolerance for 2B-3B fit, 3 flutes, and modified bottoming chamfer. The spiral flute design evacuates chips upward, preventing clogging in deep or blind hole applications
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OSG Spiral Flute Tap: 9/16"-12 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1650503708)
Spiral-flute tap with 5/8"-11 UNC thread, H5 tolerance (2B-3B fit), 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute lifts chips upward to prevent clogging in deep holes
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Spiral-flute tap with 5/8"-11 UNC thread, H5 tolerance (2B-3B fit), 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute lifts chips upward to prevent clogging in deep holes

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