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OSG Spiral Point Tap: 1 1/8"-12 UNF, H5 / 2B-3B, 4 Flute, Plug Chamfer (MPN 2845001) - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1 1/8"-12 UNF, H5 / 2B-3B, 4 Flute, Plug Chamfer (MPN 2845001)

SKU 3G-OTH-215772

Brand
OSG
Item
Spiral Point Tap: 1 1/8"-12 UNF, H5 / 2B-3B, 4 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
2845001
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG spiral point tap 2845001 used for?

This OSG spiral point tap is designed for through-hole threading in steel, stainless steel, and non-ferrous materials. Its 4-flute design pushes chips forward, reducing clogging and breakage. It is commonly used in automotive, aerospace, and general machining applications where precise UNF threads are required.

What are the specifications of the OSG tap 2845001?

The OSG tap 2845001 has a 1 1/8"-12 UNF thread size, H5 tolerance for 2B-3B class fit, 4 flutes, and a plug chamfer. It is a spiral point tap designed for through-hole threading. The manufacturer part number is 2845001.

Where to buy OSG taps like 2845001 worldwide?

3G Electric supplies OSG taps including model 2845001 to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this spiral point tap.

How to select the right OSG tap for UNF threads?

For UNF threads like 1 1/8"-12, choose a tap with the correct pitch and tolerance class (e.g., H5 for 2B-3B fit). Spiral point taps are ideal for through holes as they push chips forward. Ensure the tap material matches your workpiece—OSG taps are suitable for steel and stainless steel.

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 general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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