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OSG Extension Tap: M12x1.5 Metric, D6 / 4H-6H, 3 Flute - Spiral-Flute Extension Taps for Multiple Materials
OSGSpiral-Flute Extension Taps for Multiple Materials

OSG Extension Tap: M12x1.5 Metric, D6 / 4H-6H, 3 Flute

The OSG Extension Tap is a spiral-flute tap for multiple materials, with M12x1.5 Metric threading. It features a D6 / 4H-6H tolerance, 3 flutes, and a Modified Bottoming Chamfer (MPN 1652006508).

SKU 3G-OTH-311736

Brand
OSG
Item
Extension Tap: M12x1.5 Metric, D6 / 4H-6H, 3 Flute
Category
Spiral-Flute Extension Taps for Multiple Materials
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Technical Specifications

OSG
Manufacturer Part Number
1652006508
Type
D6 / 4H-6H, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Extension Tap is a spiral-flute tap for multiple materials, with M12x1.5 Metric threading. It features a D6 / 4H-6H tolerance, 3 flutes, and a Modified Bottoming Chamfer (MPN 1652006508).

Frequently Asked Questions

What is the OSG Extension Tap M12x1.5 used for?

The OSG Extension Tap M12x1.5 is used for threading blind or deep holes in multiple materials, including steel, stainless steel, and aluminum. Its spiral-flute design evacuates chips upward, making it ideal for production environments where chip clearance is critical. The modified bottoming chamfer allows threading close to the bottom of a hole.

What are the specifications of the OSG Extension Tap M12x1.5?

The OSG Extension Tap has a metric thread size of M12x1.5, a shank diameter of D6, and a thread tolerance class of 4H-6H. It features 3 flutes with a modified bottoming chamfer. The manufacturer part number is 1652006508. This tap is designed for multiple materials and is suitable for CNC or manual tapping applications.

Where to buy the OSG Extension Tap M12x1.5 worldwide?

You can source the OSG Extension Tap M12x1.5 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. 3G Electric supplies genuine OSG cutting tools for manufacturing and maintenance operations globally.

How to select the correct OSG Extension Tap for deep hole threading?

To select the correct OSG Extension Tap, match the thread size (M12x1.5) and tolerance class (4H-6H) to your application. For deep holes, choose a spiral-flute tap with a modified bottoming chamfer to reach near the hole bottom. Ensure the shank diameter (D6) fits your tool holder. OSG taps are precision-ground for consistent performance in multiple materials.

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-flute extension taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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