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OSG M12x1.75 Spiral-Point Extension Tap - Spiral-Point Extension Taps
OSGSpiral-Point Extension Taps

OSG M12x1.75 Spiral-Point Extension Tap

The OSG Extension Tap (M12x1.75 Metric, MPN 1111801201) is a spiral-point extension tap with a D6 / 4H-6H tolerance, 3 flutes, plug chamfer, and black oxide high-speed steel construction. 3G Electric interprets…

SKU 3G-OTH-313609

Brand
OSG
Item
M12x1.75 Spiral-Point Extension Tap
Category
Spiral-Point Extension Taps
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
1111801201
Type
D6 / 4H-6H, Plug Chamfer, Black Oxide High Speed Steel
Flute
3

Technical Documents

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

Product Description

The OSG Extension Tap (M12x1.75 Metric, MPN 1111801201) is a spiral-point extension tap with a D6 / 4H-6H tolerance, 3 flutes, plug chamfer, and black oxide high-speed steel construction. 3G Electric interprets demand and delivers this genuine industrial tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

The OSG Extension Tap M12x1.75 is used for threading blind or deep holes in metal parts, particularly where standard taps cannot reach. It is common in automotive, aerospace, and general machining applications requiring precise internal threads in hard-to-access locations.

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

This OSG tap has a metric thread size of M12x1.75, a D6 / 4H-6H tolerance class, 3 flutes, a plug chamfer, and is made from black oxide high-speed steel. The manufacturer part number is 1111801201. It is a spiral-point extension tap designed for through-hole threading.

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 on this item.

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

Select an OSG extension tap based on thread size (e.g., M12x1.75), material (high-speed steel for general use), flute count (3 flutes for chip evacuation), and reach length. Ensure the tap's tolerance class (D6 / 4H-6H) matches your required thread fit. Consult OSG's technical data for specific depth and material recommendations.

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 extension taps. 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 Extension Tap: M12x1.75 Metric, D6 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111801301)
OSG
OSG Extension Tap: M12x1.75 Metric, D6 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111801301)
OSG Extension Tap: M10x1.5 Metric, D6 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111801001)
OSG
OSG Extension Tap: M10x1.5 Metric, D6 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111801001)
M6x1 metric spiral-point extension tap with D5 / 4H-6H tolerance, plug chamfer, and black oxide high-speed steel construction. Two-flute design for efficient chip evacuation in blind or through holes. Extended length provides access to deep or recessed areas in general machining applications
OSG
M6x1 metric spiral-point extension tap with D5 / 4H-6H tolerance, plug chamfer, and black oxide high-speed steel construction. Two-flute design for efficient chip evacuation in blind or through holes. Extended length provides access to deep or recessed areas in general machining applications
OSG Extension Tap: M8x1.25 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111800901)
OSG
OSG Extension Tap: M8x1.25 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111800901)
OSG Extension Tap: M8x1.25 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111800801)
OSG
OSG Extension Tap: M8x1.25 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111800801)
OSG Extension Tap: M5x0.8 Metric, D4 / 4H-6H, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111800401)
OSG
OSG Extension Tap: M5x0.8 Metric, D4 / 4H-6H, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1111800401)

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