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OSG Extension Tap: M12x1.75 Metric, D6 / 4H-6H, 3 Flute - Spiral-Flute Extension Taps for Multiple Materials
OSGSpiral-Flute Extension Taps for Multiple Materials

OSG Extension Tap: M12x1.75 Metric, D6 / 4H-6H, 3 Flute

The OSG Extension Tap (M12x1.75 Metric) is a spiral-flute tap for multiple materials, featuring a D6 / 4H-6H tolerance class, 3 flutes, and a modified bottoming chamfer (MPN 1652006708). 3G Electric interprets this…

SKU 3G-OTH-311708

Brand
OSG
Item
Extension Tap: M12x1.75 Metric, D6 / 4H-6H, 3 Flute
Category
Spiral-Flute Extension Taps for Multiple Materials
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Technical Specifications

OSG
Manufacturer Part Number
1652006708
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 (M12x1.75 Metric) is a spiral-flute tap for multiple materials, featuring a D6 / 4H-6H tolerance class, 3 flutes, and a modified bottoming chamfer (MPN 1652006708). 3G Electric interprets this demand and supplies this genuine OSG tool, backed by our specialist depth in industrial equipment across 14 departments.

Frequently Asked Questions

What is the OSG Extension Tap M12x1.75 used for?

The OSG Extension Tap M12x1.75 is used for threading blind holes in multiple materials, including steel, stainless steel, and aluminum. Its spiral-flute design evacuates chips upward, making it ideal for deep-hole tapping. The modified bottoming chamfer allows threading close to the hole bottom, common in automotive and general manufacturing applications.

What are the specifications of the OSG Extension Tap M12x1.75?

The OSG Extension Tap has a metric thread size of M12x1.75, a D6 / 4H-6H tolerance class, and a 3-flute spiral-flute design. It features a modified bottoming chamfer for threading near hole bottoms. The manufacturer part number is 1652006708, and it is designed for multiple materials including steel and aluminum.

Where to buy the OSG Extension Tap M12x1.75 worldwide?

You can source the OSG Extension Tap M12x1.75 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine OSG tooling to procurement teams and engineers internationally.

How to select the correct OSG extension tap for deep-hole threading?

To select the correct OSG extension tap, match the thread size (e.g., M12x1.75) and tolerance class (D6 / 4H-6H) to your application. For blind holes, choose a modified bottoming chamfer. Ensure the tap length reaches the required depth. OSG taps are designed for multiple materials; verify material compatibility for optimal thread quality and 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-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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