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OSG #12-28 UNF Spiral-Point Tap - Spiral-Point Taps for Aerospace Materials
OSGSpiral-Point Taps for Aerospace Materials

OSG #12-28 UNF Spiral-Point Tap

The OSG Spiral Point Tap (#12-28 UNF) is a spiral-point tap for aerospace materials, featuring an H5 / 2B-3B tolerance, plug chamfer, TiN coated cobalt construction, and 3 flutes (MPN 1101516305). 3G Electric…

SKU 3G-OTH-232157

Brand
OSG
Item
#12-28 UNF Spiral-Point Tap
Category
Spiral-Point Taps for Aerospace Materials
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
1101516305
Type
H5 / 2B-3B, Plug Chamfer, TiN Coated Cobalt
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Point Tap (#12-28 UNF) is a spiral-point tap for aerospace materials, featuring an H5 / 2B-3B tolerance, plug chamfer, TiN coated cobalt construction, and 3 flutes (MPN 1101516305). 3G Electric interprets this demand and sources the genuine OSG product, supporting procurement across 14 industrial departments with specialist depth in cutting tools.

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 point tap #12-28 UNF used for?

This OSG spiral point tap is designed for threading aerospace materials. Its TiN-coated cobalt construction and plug chamfer make it suitable for through-hole tapping in high-strength alloys, providing efficient chip evacuation and extended tool life.

What are the specifications of the OSG tap 1101516305?

The OSG tap 1101516305 is a #12-28 UNF spiral point tap with H5 tolerance, 3 flutes, and a plug chamfer. It has a TiN coating on cobalt substrate, rated for 2B-3B thread classes. It is optimized for aerospace material applications.

Where to buy OSG taps in worldwide?

You can source OSG taps like the 1101516305 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring reliable supply for your operations.

How to select the right OSG tap for aerospace materials?

Select an OSG tap based on thread size, material hardness, and hole type. For aerospace alloys, choose a spiral point tap with TiN coating and cobalt substrate, like the #12-28 UNF model. Ensure the chamfer type matches your application—plug chamfer for through holes.

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-point taps for aerospace materials. 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
OSG Spiral Point Tap: #12-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101516505)
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OSG Spiral Point Tap: #12-28 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101516205)
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OSG Spiral Point Tap: #12-28 UNF, H10, 3 Flute, Plug Chamfer, TiN Coated Cobalt (MPN 1101516805)
OSG spiral point tap with #12-28 UNF thread size, H11 tolerance, 3-flute design, plug chamfer, and TiN coating on cobalt steel. Designed for threading in aerospace-grade materials, offering wear resistance and consistent thread quality
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OSG spiral point tap with #12-28 UNF thread size, H11 tolerance, 3-flute design, plug chamfer, and TiN coating on cobalt steel. Designed for threading in aerospace-grade materials, offering wear resistance and consistent thread quality

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