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OSG Spiral Point Tap: 1/4"-20 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Aerospace Materials
OSGSpiral-Point Taps for Aerospace Materials

OSG Spiral Point Tap: 1/4"-20 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (1/4"-20 UNC) is a TiN-coated cobalt tap with a plug chamfer, designed for aerospace materials. It features an H4 / 2B-3B tolerance and 3 flutes (MPN 1101510105). 3G Electric interprets…

SKU 3G-OTH-231956

Brand
OSG
Item
Spiral Point Tap: 1/4"-20 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Aerospace Materials
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Technical Specifications

OSG
Manufacturer Part Number
1101510105
Type
H4 / 2B-3B, Plug Chamfer, TiN Coated Cobalt
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (1/4"-20 UNC) is a TiN-coated cobalt tap with a plug chamfer, designed for aerospace materials. It features an H4 / 2B-3B tolerance and 3 flutes (MPN 1101510105). 3G Electric interprets demand and sources this genuine industrial tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the OSG spiral point tap 1101510105 used for?

This OSG spiral point tap is designed for threading holes in aerospace materials. Its TiN coating and cobalt construction provide wear resistance, while the spiral point design pushes chips forward, making it suitable for through-hole tapping in high-strength alloys.

What are the specifications of the OSG 1/4-20 UNC spiral point tap?

The OSG tap has a 1/4-20 UNC thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is made of cobalt with a TiN coating. The manufacturer part number is 1101510105.

Where to buy the OSG 1101510105 tap worldwide?

3G Electric supplies the OSG 1101510105 spiral point tap worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG tap for aerospace threading?

Select a tap with the correct thread size, tolerance (e.g., H4 / 2B-3B), and coating for the material. For aerospace alloys, use cobalt or carbide taps with TiN coating. Ensure the chamfer type matches the hole (plug 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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