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OSG Spiral Point Tap: 1/4"-28 UNF, H8 / 2B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Aerospace Materials
OSGSpiral-Point Taps for Aerospace Materials

OSG Spiral Point Tap: 1/4"-28 UNF, H8 / 2B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (1/4"-28 UNF, MPN 1101502605) is a TiN Coated Cobalt tap with a Plug Chamfer, H8 / 2B tolerance, and 3 flutes, designed for aerospace materials. 3G Electric interprets demand and sources this…

SKU 3G-OTH-231964

Brand
OSG
Item
Spiral Point Tap: 1/4"-28 UNF, H8 / 2B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Aerospace Materials
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1101502605
Type
H8 / 2B, 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 (1/4"-28 UNF, MPN 1101502605) is a TiN Coated Cobalt tap with a Plug Chamfer, H8 / 2B tolerance, and 3 flutes, designed for aerospace materials. 3G Electric interprets demand and sources this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps, and controls — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is OSG spiral point tap 1/4-28 UNF used for?

This OSG spiral point tap is designed for threading blind or through holes in aerospace materials. Its TiN coated cobalt construction and plug chamfer provide durability and chip evacuation in high-strength alloys, making it suitable for precision fastener holes in aircraft components.

What are the specifications of OSG 1101502605 tap?

The OSG 1101502605 is a 1/4-28 UNF spiral point tap with H8 / 2B tolerance, 3 flutes, plug chamfer, and TiN coated cobalt. It is designed for threading in aerospace-grade materials, offering consistent thread class and extended tool life under demanding conditions.

Where to buy OSG 1101502605 tap worldwide?

3G Electric supplies the OSG 1101502605 spiral point tap to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time; we source genuine OSG tooling for aerospace and industrial applications globally.

How to select the right tap for aerospace materials?

Select a tap with appropriate thread size, chamfer type, and coating for the material. For aerospace alloys, use spiral point taps with TiN coating and H8 tolerance like this OSG model. Ensure the tap matches the required thread class (2B) and flute count for chip evacuation in blind or 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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