We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

CHICAGO-LATROBE Spiral-Point Extension Tap M8x1.25 D11 Plug Chamfer HSS 3 Flute - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE Spiral-Point Extension Tap M8x1.25 D11 Plug Chamfer HSS 3 Flute

The CHICAGO-LATROBE Extension Tap is a spiral-point extension tap with M8x1.25 metric threading, featuring a D11 plug chamfer, 3 flutes, and high-speed steel construction (MPN 313551). 3G Electric interprets demand…

SKU 3G-OTH-313545

Brand
CHICAGO-LATROBE
Item
Spiral-Point Extension Tap M8x1.25 D11 Plug Chamfer HSS 3 Flute
Category
Spiral-Point Extension Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

CHICAGO-LATROBE
Manufacturer Part Number
313551
Type
D11, Plug Chamfer, High Speed Steel
Flute
3

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CHICAGO-LATROBE Extension Tap is a spiral-point extension tap with M8x1.25 metric threading, featuring a D11 plug chamfer, 3 flutes, and high-speed steel construction (MPN 313551). 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 CHICAGO-LATROBE Extension Tap M8x1.25 used for?

This CHICAGO-LATROBE extension tap is used for threading blind or deep holes in metal, particularly where standard taps cannot reach. Its M8x1.25 metric size, 3-flute design, and plug chamfer make it suitable for general-purpose threading in maintenance, repair, and production environments.

What are the specifications of the CHICAGO-LATROBE Extension Tap 313551?

The CHICAGO-LATROBE Extension Tap model 313551 has an M8x1.25 metric thread, D11 overall length, 3 flutes, and a plug chamfer. It is made from high-speed steel (HSS) for durability in ferrous and non-ferrous materials. The spiral-point design pushes chips forward for cleaner threading.

Where to buy CHICAGO-LATROBE Extension Tap 313551 worldwide?

You can source the CHICAGO-LATROBE Extension Tap 313551 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.

How to select the correct CHICAGO-LATROBE extension tap for a job?

To select the correct CHICAGO-LATROBE extension tap, match the thread size (M8x1.25) and chamfer type (plug) to your hole depth and material. For deep or blind holes, a spiral-point design like this one helps evacuate chips. Always verify the tap's overall length (D11) fits your application.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Extension Tap: M10x1.5 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313552)
CHICAGO-LATROBE
CHICAGO-LATROBE Extension Tap: M10x1.5 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313552)
CHICAGO-LATROBE Extension Tap: M12x1.75 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313553)
CHICAGO-LATROBE
CHICAGO-LATROBE Extension Tap: M12x1.75 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313553)
This spiral-point extension tap is designed for threading blind or through holes in hard-to-reach locations. It features an M8x1.25 metric thread, D11 thread limit, 3-flute design, and plug chamfer, making it suitable for general-purpose tapping in ferrous and non-ferrous materials
CHICAGO-LATROBE
This spiral-point extension tap is designed for threading blind or through holes in hard-to-reach locations. It features an M8x1.25 metric thread, D11 thread limit, 3-flute design, and plug chamfer, making it suitable for general-purpose tapping in ferrous and non-ferrous materials
CHICAGO-LATROBE Extension Tap: M16x2 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313554)
CHICAGO-LATROBE
CHICAGO-LATROBE Extension Tap: M16x2 Metric, D11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313554)
This spiral-point extension tap is designed for threading blind or deep holes where standard taps cannot reach. It features a plug chamfer and 3 flutes, with black oxide high-speed steel construction. The extended length and spiral-point design push chips forward, making it suitable for through-hole or blind-hole threading in ferrous materials
CHICAGO-LATROBE
This spiral-point extension tap is designed for threading blind or deep holes where standard taps cannot reach. It features a plug chamfer and 3 flutes, with black oxide high-speed steel construction. The extended length and spiral-point design push chips forward, making it suitable for through-hole or blind-hole threading in ferrous materials
Spiral-point extension tap for cutting internal threads in deep or hard-to-reach holes. Thread size 5/8"-11 UNC, H11 tolerance, plug chamfer, high-speed steel construction with 3 flutes. Extended shank enables access where standard taps cannot reach
CHICAGO-LATROBE
Spiral-point extension tap for cutting internal threads in deep or hard-to-reach holes. Thread size 5/8"-11 UNC, H11 tolerance, plug chamfer, high-speed steel construction with 3 flutes. Extended shank enables access where standard taps cannot reach

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
CHICAGO-LATROBE Spiral Point Tap: 3/8"-24 UNF, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 918941)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 3/8"-24 UNF, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 918941)
This spiral-point extension tap is designed for threading deep or hard-to-reach holes where standard taps cannot reach. Made from black oxide high-speed steel with H11 tolerance, it features 3 flutes and a plug chamfer for efficient chip evacuation and precise thread cutting in steel and other materials
CHICAGO-LATROBE
This spiral-point extension tap is designed for threading deep or hard-to-reach holes where standard taps cannot reach. Made from black oxide high-speed steel with H11 tolerance, it features 3 flutes and a plug chamfer for efficient chip evacuation and precise thread cutting in steel and other materials
This spiral-point extension tap is designed for cutting internal threads in deep or hard-to-reach holes. Made from high-speed steel with a plug chamfer and 3 flutes, it is suited for through-hole threading applications in machining and industrial maintenance
CHICAGO-LATROBE
This spiral-point extension tap is designed for cutting internal threads in deep or hard-to-reach holes. Made from high-speed steel with a plug chamfer and 3 flutes, it is suited for through-hole threading applications in machining and industrial maintenance
This spiral-point extension tap is designed for threading blind or deep holes where standard taps cannot reach. It features a plug chamfer and three flutes for effective chip evacuation. Constructed from high-speed steel, it is suitable for use in ferrous and non-ferrous materials
CHICAGO-LATROBE
This spiral-point extension tap is designed for threading blind or deep holes where standard taps cannot reach. It features a plug chamfer and three flutes for effective chip evacuation. Constructed from high-speed steel, it is suitable for use in ferrous and non-ferrous materials
Spiral-point extension tap for threading blind or through holes in metal. Directs chips forward to prevent clogging. Made of high-speed steel with H3 / 2B tolerance, plug chamfer, and 2 flutes. Suitable for general machining applications requiring clean, accurate threads
CHICAGO-LATROBE
Spiral-point extension tap for threading blind or through holes in metal. Directs chips forward to prevent clogging. Made of high-speed steel with H3 / 2B tolerance, plug chamfer, and 2 flutes. Suitable for general machining applications requiring clean, accurate threads
High-speed steel spiral-point extension tap with M6x1 metric thread, D11 plug chamfer, and 3 flutes. Designed for cutting internal threads in deep or hard-to-reach holes, the extended shank provides clearance for recessed areas while the spiral-point design pushes chips forward for efficient chip evacuation in through-hole applications
CHICAGO-LATROBE
High-speed steel spiral-point extension tap with M6x1 metric thread, D11 plug chamfer, and 3 flutes. Designed for cutting internal threads in deep or hard-to-reach holes, the extended shank provides clearance for recessed areas while the spiral-point design pushes chips forward for efficient chip evacuation in through-hole applications
Spiral-point extension tap for through-hole threading. Features a 5/16"-18 UNC thread, H3 / 2B tolerance, 2-flute design, plug chamfer, and high-speed steel construction. The spiral point pushes chips forward, reducing clogging in production threading applications
CHICAGO-LATROBE
Spiral-point extension tap for through-hole threading. Features a 5/16"-18 UNC thread, H3 / 2B tolerance, 2-flute design, plug chamfer, and high-speed steel construction. The spiral point pushes chips forward, reducing clogging in production threading applications
This spiral-point extension tap is designed for threading blind or deep holes in metalworking applications. The extended reach allows access to recessed areas where standard taps cannot reach. Constructed from black oxide high-speed steel with H11 tolerance, plug chamfer, and 3 flutes, it pushes chips forward during threading. Suitable for UNC threads in maintenance, repair, and production environments
CHICAGO-LATROBE
This spiral-point extension tap is designed for threading blind or deep holes in metalworking applications. The extended reach allows access to recessed areas where standard taps cannot reach. Constructed from black oxide high-speed steel with H11 tolerance, plug chamfer, and 3 flutes, it pushes chips forward during threading. Suitable for UNC threads in maintenance, repair, and production environments