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CHICAGO-LATROBE Extension Tap: M12x1.75 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313553) - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE Extension Tap: M12x1.75 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313553)

SKU 3G-OTH-313631

Brand
CHICAGO-LATROBE
Item
Extension Tap: M12x1.75 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel
Category
Spiral-Point Extension Taps
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
313553
Type
D11, Plug Chamfer, High Speed Steel
Flute
3
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Technical Documents

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a CHICAGO-LATROBE M12x1.75 extension tap used for?

This CHICAGO-LATROBE extension tap is used for threading blind or deep holes in metal where a standard tap cannot reach. Its D11 plug chamfer and 3-flute spiral-point design push chips forward, making it ideal for through-hole applications in machining and maintenance.

What are the specifications of the CHICAGO-LATROBE 313553 extension tap?

The CHICAGO-LATROBE 313553 is an M12x1.75 metric extension tap with a D11 plug chamfer, 3 flutes, and high-speed steel construction. It is designed for threading deep or hard-to-reach holes and is commonly used in industrial machining and repair.

Where to buy CHICAGO-LATROBE extension taps worldwide?

3G Electric supplies CHICAGO-LATROBE extension taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the M12x1.75 D11 plug chamfer tap (MPN 313553).

How to select the right extension tap for deep hole threading?

Select an extension tap like the CHICAGO-LATROBE M12x1.75 based on thread size, chamfer type, and material. For blind holes, use a plug or bottoming chamfer; for through holes, a taper chamfer works. High-speed steel suits general machining; ensure the extension length reaches your hole depth.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE 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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