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OSG Spiral Point Tap: M1.6x0.35 Metric, D3 / 4H-6H, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: M1.6x0.35 Metric, D3 / 4H-6H, 2 Flute, Plug Chamfer

The OSG Spiral Point Tap is a general purpose spiral-point tap in M1.6x0.35 Metric, with a D3 / 4H-6H tolerance, 2-flute design, plug chamfer, and high-speed steel construction (MPN 1981500). 3G Electric interprets…

SKU 3G-OTH-214256

Brand
OSG
Item
Spiral Point Tap: M1.6x0.35 Metric, D3 / 4H-6H, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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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
1981500
Type
D3 / 4H-6H, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

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

Product Description

The OSG Spiral Point Tap is a general purpose spiral-point tap in M1.6x0.35 Metric, with a D3 / 4H-6H tolerance, 2-flute design, plug chamfer, and high-speed steel construction (MPN 1981500). 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is an OSG spiral point tap used for?

An OSG spiral point tap is used for through-hole threading in metalworking. Its spiral point design pushes chips forward, preventing clogging and enabling faster, cleaner threading in production environments across machining, automotive, and general manufacturing applications.

What are the specifications of the OSG M1.6x0.35 spiral point tap?

This OSG tap has a metric M1.6x0.35 thread, D3 / 4H-6H tolerance, 2 flutes, plug chamfer, and is made of high-speed steel. The manufacturer part number is 1981500. It is designed for precise threading in small-diameter through holes.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this OSG M1.6x0.35 spiral point tap or any other OSG tooling for your operations.

How to select the right OSG tap for a job?

Select an OSG tap based on thread size, material, and hole type. For through holes, a spiral point tap like this M1.6x0.35 plug chamfer is ideal. Match the tap tolerance (D3 / 4H-6H) to your required thread class and use proper cutting fluid for high-speed steel tools.

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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Cross-referenced by specification & description
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This spiral-point tap is designed for threading through or blind holes in metal workpieces. The spiral point design pushes chips forward, facilitating high-speed production tapping. It features a metric M18x1.5 thread size, D6 / 4H-6H tolerance class, 3 flutes, and a plug chamfer
General purpose spiral-point tap for through-hole threading. Features a spiral point design that pushes chips forward to prevent clogging. Made of black oxide high-speed steel with a plug chamfer and 3 flutes. Tolerance D5 / 4H-6H
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General purpose spiral-point tap for through-hole threading. Features a spiral point design that pushes chips forward to prevent clogging. Made of black oxide high-speed steel with a plug chamfer and 3 flutes. Tolerance D5 / 4H-6H
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General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Features a plug chamfer and 4 flutes, with a D7 / 4H-6H tolerance. Made from high-speed steel. Suitable for production environments requiring precise metric threads

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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a spiral point design that pushes chips ahead to reduce clogging and enable faster, cleaner threads. Suitable for production machining and general manufacturing applications
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OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2830400)
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