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OSG Screw Thread Insert STI Tap: Spiral Point, M16x2 Metric, D5 / 4H-6H, 3 Flute - Spiral-Point STI Taps
OSGSpiral-Point STI Taps

OSG Screw Thread Insert STI Tap: Spiral Point, M16x2 Metric, D5 / 4H-6H, 3 Flute

The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for M16x2 metric threads, featuring a D5 / 4H-6H tolerance class and a plug chamfer. This 3-flute tap (MPN 12701100) is engineered for threading…

SKU 3G-OTH-286986

Brand
OSG
Item
Screw Thread Insert STI Tap: Spiral Point, M16x2 Metric, D5 / 4H-6H, 3 Flute
Category
Spiral-Point STI Taps
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Technical Specifications

OSG
Manufacturer Part Number
12701100
Type
M16x2 Metric, D5 / 4H-6H, Plug Chamfer
Flute
3

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

Product Description

The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for M16x2 metric threads, featuring a D5 / 4H-6H tolerance class and a plug chamfer. This 3-flute tap (MPN 12701100) is engineered for threading applications requiring STI (screw thread insert) compatibility.

Frequently Asked Questions

What is an OSG Screw Thread Insert STI Tap used for?

An OSG Screw Thread Insert STI Tap is used to cut internal threads in a pre-drilled hole before installing a helical wire thread insert. It is commonly applied in aerospace, automotive, and general manufacturing to repair or reinforce threads in softer materials like aluminum or cast iron.

What are the specifications of the OSG STI Tap MPN 12701100?

The OSG STI Tap MPN 12701100 is a spiral-point, plug-chamfer tap with M16x2 metric thread, D5 / 4H-6H tolerance, and 3 flutes. It is designed for through-hole threading and produces threads sized for a standard screw thread insert. The spiral-point design pushes chips forward.

Where to buy OSG STI Taps worldwide?

You can source OSG STI Taps 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 on the OSG Screw Thread Insert STI Tap MPN 12701100.

How to select the correct OSG STI Tap size?

To select the correct OSG STI Tap, match the tap's thread size and pitch to the thread insert you plan to install. For example, the M16x2 tap is for an M16x2 insert. The D5 / 4H-6H tolerance indicates the thread class. Always verify the insert manufacturer's recommended drill and tap size.

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

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