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YANKEE Chucking Reamer: 1.25 in Dia, 1 1/4 in, Spiral Flute, High Speed Steel - Morse Taper-Shank Spiral-Flute High-Speed Steel Chucking Reamers
YANKEEMorse Taper-Shank Spiral-Flute High-Speed Steel Chucking Reamers

YANKEE Chucking Reamer: 1.25 in Dia, 1 1/4 in, Spiral Flute, High Speed Steel

The YANKEE Chucking Reamer is a Morse Taper-Shank Spiral-Flute High-Speed Steel Chucking Reamer with a 1.25 in diameter. It features a Right Hand cutting direction and an MT4 shank, with the manufacturer part number…

SKU 3G-OTH-200477

Also listed as: 437114 · 437 1 1 4 · 437-1-1-4

Brand
YANKEE
Item
Chucking Reamer: 1.25 in Dia, 1 1/4 in, Spiral Flute, High Speed Steel
Category
Morse Taper-Shank Spiral-Flute High-Speed Steel Chucking Reamers
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

YANKEE
Manufacturer Part Number
437-1-1/4
Type
1 1/4 in, Spiral Flute, High Speed Steel, MT4 Shank

Technical Documents

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

Product Description

The YANKEE Chucking Reamer is a Morse Taper-Shank Spiral-Flute High-Speed Steel Chucking Reamer with a 1.25 in diameter. It features a Right Hand cutting direction and an MT4 shank, with the manufacturer part number 437-1-1/4.

Frequently Asked Questions

What is the YANKEE Chucking Reamer used for?

The YANKEE Chucking Reamer is used for precision hole finishing in metalworking. Its spiral-flute design efficiently removes material, while the MT4 shank fits into Morse taper sockets on drill presses or lathes. It is ideal for enlarging and smoothing existing holes to a precise diameter in industrial machining applications.

What are the specifications of the YANKEE Chucking Reamer 437-1-1/4?

The YANKEE Chucking Reamer model 437-1-1/4 has a 1.25 in diameter, a 1 1/4 in shank length, and an MT4 Morse taper shank. It is made of high-speed steel with a spiral flute and right-hand cutting direction. This reamer is designed for use in drill presses and lathes for accurate hole sizing.

Where to buy the YANKEE Chucking Reamer worldwide?

You can source the YANKEE Chucking Reamer 437-1-1/4 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 YANKEE tooling for international procurement needs.

How to select the correct YANKEE Chucking Reamer for a job?

To select the correct YANKEE Chucking Reamer, match the reamer diameter to your target hole size and ensure the shank type (MT4) fits your machine's spindle. For spiral-flute reamers like this one, choose right-hand cutting for standard clockwise rotation. Always verify the material compatibility—high-speed steel suits most ferrous and non-ferrous metals.

Used in

Common applications for YANKEE
General machining — YANKEE straight-flute chucking reamers for finishing holes in steel and aluminum parts.
Tool and die making — YANKEE spiral-flute hand reamers for precise sizing of die cavities and bushings.
Maintenance repair — YANKEE counterbores with built-in pilots for creating recesses for screw heads in equipment housings.
Automotive manufacturing — YANKEE chucking reamers with MT1 shanks for reaming engine block bolt holes.
Aerospace component production — YANKEE left-hand spiral-flute reamers for finishing holes in titanium alloys.
Metal fabrication — YANKEE straight-flute reamers for enlarging pilot holes in structural steel assemblies.

YANKEE Products

3G Electric supplies YANKEE morse taper-shank spiral-flute high-speed steel chucking reamers. 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
YANKEE Chucking Reamer: 1.5 in Dia, 1 1/2 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-1/2)
YANKEE
YANKEE Chucking Reamer: 1.5 in Dia, 1 1/2 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-1/2)
YANKEE Chucking Reamer: 1.4375 in Dia, 1 7/16 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-7/16)
YANKEE
YANKEE Chucking Reamer: 1.4375 in Dia, 1 7/16 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-7/16)
YANKEE Chucking Reamer: 1.3125 in Dia, 1 5/16 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-5/16)
YANKEE
YANKEE Chucking Reamer: 1.3125 in Dia, 1 5/16 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-5/16)
YANKEE Chucking Reamer: 1.5625 in Dia, 1 9/16 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-9/16)
YANKEE
YANKEE Chucking Reamer: 1.5625 in Dia, 1 9/16 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-9/16)
YANKEE Chucking Reamer: 0.25 in Dia, 1/4 in, Spiral Flute, High Speed Steel, MT1 Shank (MPN 437-1/4)
YANKEE
YANKEE Chucking Reamer: 0.25 in Dia, 1/4 in, Spiral Flute, High Speed Steel, MT1 Shank (MPN 437-1/4)
YANKEE Chucking Reamer: 1.125 in Dia, 1 1/8 in, Spiral Flute, High Speed Steel, MT3 Shank (MPN 437-1-1/8)
YANKEE
YANKEE Chucking Reamer: 1.125 in Dia, 1 1/8 in, Spiral Flute, High Speed Steel, MT3 Shank (MPN 437-1-1/8)

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YANKEE Chucking Reamer: 1.375 in Dia, 1 3/8 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-3/8)
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YANKEE Chucking Reamer: 1.375 in Dia, 1 3/8 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-3/8)
YANKEE Chucking Reamer: 1.1875 in Dia, 1 3/16 in, Spiral Flute, High Speed Steel, MT3 Shank (MPN 437-1-3/16)
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YANKEE Chucking Reamer: 1.1875 in Dia, 1 3/16 in, Spiral Flute, High Speed Steel, MT3 Shank (MPN 437-1-3/16)
YANKEE Chucking Reamer: 0.2812 in Dia, 9/32 in, Spiral Flute, High Speed Steel, MT1 Shank (MPN 437-9/32)
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YANKEE Chucking Reamer: 0.2812 in Dia, 9/32 in, Spiral Flute, High Speed Steel, MT1 Shank (MPN 437-9/32)
YANKEE Chucking Reamer: 0.5625 in Dia, 9/16 in, Spiral Flute, High Speed Steel, MT1 Shank (MPN 437-9/16)
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YANKEE Chucking Reamer: 0.5625 in Dia, 9/16 in, Spiral Flute, High Speed Steel, MT1 Shank (MPN 437-9/16)
YANKEE Chucking Reamer: 1.625 in Dia, 1 5/8 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-5/8)
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YANKEE Chucking Reamer: 1.625 in Dia, 1 5/8 in, Spiral Flute, High Speed Steel, MT4 Shank (MPN 437-1-5/8)
YANKEE Chucking Reamer: 0.6875 in Dia, 11/16 in, Spiral Flute, High Speed Steel, MT2 Shank (MPN 437-11/16)
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YANKEE Chucking Reamer: 0.6875 in Dia, 11/16 in, Spiral Flute, High Speed Steel, MT2 Shank (MPN 437-11/16)
YANKEE Chucking Reamer: 0.7188 in Dia, 23/32 in, Spiral Flute, High Speed Steel, MT2 Shank (MPN 437-23/32)
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YANKEE Chucking Reamer: 0.7188 in Dia, 23/32 in, Spiral Flute, High Speed Steel, MT2 Shank (MPN 437-23/32)
YANKEE Chucking Reamer: 0.8438 in Dia, 27/32 in, Spiral Flute, High Speed Steel, MT2 Shank (MPN 437-27/32)
YANKEE
YANKEE Chucking Reamer: 0.8438 in Dia, 27/32 in, Spiral Flute, High Speed Steel, MT2 Shank (MPN 437-27/32)