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OSG Spiral-Point Tap #4-48 UNF, H4, 2 Flute, Plug Chamfer - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG Spiral-Point Tap #4-48 UNF, H4, 2 Flute, Plug Chamfer

OSG Spiral-Point Taps for Steel & Stainless Steel.

SKU 3G-OTH-223918

Brand
OSG
Item
Spiral-Point Tap #4-48 UNF, H4, 2 Flute, Plug Chamfer
Category
Spiral-Point Taps for Steel & Stainless Steel
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
1727001

Technical Documents

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

Product Description

OSG Spiral-Point Taps for Steel & Stainless Steel.

Frequently Asked Questions

What is the OSG spiral point tap #4-48 UNF used for?

This OSG spiral point tap is designed for threading #4-48 UNF holes in steel and stainless steel. Its spiral point design pushes chips forward, making it ideal for through-hole applications in industrial manufacturing, automotive, and aerospace components.

What are the specifications of the OSG spiral point tap 1727001?

The OSG spiral point tap MPN 1727001 is a #4-48 UNF size with H4 tolerance for 2B-3B thread classes. It has 2 flutes and a plug chamfer, designed specifically for threading steel and stainless steel materials.

Where to buy OSG spiral point taps worldwide?

3G Electric supplies OSG spiral point taps worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the OSG 1727001 tap.

How to select the correct OSG tap for stainless steel?

For stainless steel, choose a spiral point tap like the OSG #4-48 UNF with H4 tolerance for precise thread fit. Ensure the tap matches the material hardness and hole type (through vs. blind). Use proper cutting fluid and speed to extend 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-point 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Point Tap: #4-48 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer (MPN 1726901)
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OSG Spiral Point Tap: #4-48 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer (MPN 1726901)
Spiral-point tap for threading through-holes in steel and stainless steel. Features a #4-40 UNC thread size, H4 / 2B-3B tolerance class, 2-flute design, and plug chamfer. The spiral-point geometry pushes chips forward to reduce clogging and breakage during production threading
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Spiral-point tap for threading through-holes in steel and stainless steel. Features a #4-40 UNC thread size, H4 / 2B-3B tolerance class, 2-flute design, and plug chamfer. The spiral-point geometry pushes chips forward to reduce clogging and breakage during production threading
OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1728601)
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OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1728601)
OSG Spiral Point Tap: 5/16"-24 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1736908)
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OSG Spiral Point Tap: 5/16"-24 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1736908)
Spiral-point tap for threading blind or through holes in steel and stainless steel. Features a 5/16-24 UNF thread size, 3-flute design, plug chamfer, and ground thread tolerance of H4 / 2B-3B. The spiral point pushes chips forward to reduce clogging and enable faster threading
OSG
Spiral-point tap for threading blind or through holes in steel and stainless steel. Features a 5/16-24 UNF thread size, 3-flute design, plug chamfer, and ground thread tolerance of H4 / 2B-3B. The spiral point pushes chips forward to reduce clogging and enable faster threading
Spiral-point tap for threading through-holes in steel and stainless steel. Features a 3/8"-24 UNF thread size, H4 / 2B-3B tolerance class, 3 flutes, and plug chamfer. The spiral point design pushes chips forward, reducing clogging and breakage in production environments
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Spiral-point tap for threading through-holes in steel and stainless steel. Features a 3/8"-24 UNF thread size, H4 / 2B-3B tolerance class, 3 flutes, and plug chamfer. The spiral point design pushes chips forward, reducing clogging and breakage in production environments

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Spiral point tap for threading steel and stainless steel. Features a 7/16"-14 UNC thread size with H5 tolerance for 2B-3B class fit, 3 flutes, and plug chamfer. Designed for through-hole applications, pushing chips forward for efficient chip evacuation
Spiral point tap with M6x1 metric thread, D5 / 4H-6H tolerance class, 3 flutes, and plug chamfer. Designed for threading through or blind holes in steel and stainless steel. The spiral point geometry pushes chips forward to reduce clogging and improve thread quality
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Spiral point tap with M6x1 metric thread, D5 / 4H-6H tolerance class, 3 flutes, and plug chamfer. Designed for threading through or blind holes in steel and stainless steel. The spiral point geometry pushes chips forward to reduce clogging and improve thread quality
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Spiral-point tap for threading steel and stainless steel. Features a plug chamfer and 2-flute design to push chips forward, reducing clogging in production environments. V coated powdered metal construction provides wear resistance. Metric size M2.2x0.25 with D2 / 4H-6H tolerance class
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