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YANKEE Chucking Reamer: 0.3281 in Dia, 21/64 in, Spiral Flute, LH - Left-Hand Spiral-Flute High-Speed Steel Chucking Reamers
YANKEELeft-Hand Spiral-Flute High-Speed Steel Chucking Reamers

YANKEE Chucking Reamer: 0.3281 in Dia, 21/64 in, Spiral Flute, LH

The YANKEE Chucking Reamer is a left-hand spiral-flute high-speed steel chucking reamer with a diameter of 0.3281 inches (21/64 in). Manufactured by YANKEE under part number 435L-21/64, this tool features a left-hand…

SKU 3G-OTH-204426

Also listed as: 435L2164 · 435L 21 64 · 435L-21-64

Brand
YANKEE
Item
Chucking Reamer: 0.3281 in Dia, 21/64 in, Spiral Flute, LH
Category
Left-Hand Spiral-Flute High-Speed Steel Chucking Reamers
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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
435L-21/64
Type
21/64 in, Spiral Flute, LH, High Speed Steel

Technical Documents

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

Product Description

The YANKEE Chucking Reamer is a left-hand spiral-flute high-speed steel chucking reamer with a diameter of 0.3281 inches (21/64 in). Manufactured by YANKEE under part number 435L-21/64, this tool features a left-hand spiral flute design. It is constructed from high-speed steel for durability in reaming applications.

Frequently Asked Questions

What is the YANKEE 435L-21/64 chucking reamer used for?

The YANKEE 435L-21/64 left-hand spiral-flute chucking reamer is used for precision sizing and finishing of pre-drilled holes in metal. Its left-hand spiral design helps clear chips upward, making it suitable for through-hole reaming in ferrous and non-ferrous materials. It is commonly used in machine shops and manufacturing for tight-tolerance hole finishing.

What are the specifications of the YANKEE 435L-21/64 reamer?

The YANKEE 435L-21/64 chucking reamer has a diameter of 0.3281 inches (21/64 in), a left-hand spiral flute, and is made from high-speed steel. It is manufactured by YANKEE under part number 435L-21/64. The left-hand flute design is optimized for chip evacuation in through-hole applications.

Where to buy the YANKEE 435L-21/64 reamer worldwide?

You can source the YANKEE 435L-21/64 left-hand spiral-flute chucking reamer 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 source and deliver this YANKEE tool to your facility.

How to select the correct YANKEE chucking reamer for my application?

To select the correct YANKEE chucking reamer, match the reamer diameter to your finished hole size (e.g., 0.3281 in for a 21/64 in hole). Choose left-hand spiral flutes for through-hole reaming to push chips forward. High-speed steel is suitable for general-purpose reaming in steel and cast iron. Always verify shank compatibility with your chuck.

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 left-hand 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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