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YANKEE Counterbore with Built-In Pilot: For 7/8" Screw, 1/32" Oversized - Oversized Built-in-Pilot Counterbores
YANKEEOversized Built-in-Pilot Counterbores

YANKEE Counterbore with Built-In Pilot: For 7/8" Screw, 1/32" Oversized

The YANKEE Counterbore with Built-In Pilot (MPN 303-7/8) is an oversized built-in-pilot counterbore designed for 7/8" screws. It features a 1/32" oversized design and a 7/8" bore diameter. This YANKEE-branded tool is…

SKU 3G-OTH-184299

Also listed as: 30378 · 303 7 8 · 303-7-8

Brand
YANKEE
Item
Counterbore with Built-In Pilot: For 7/8" Screw, 1/32" Oversized
Category
Oversized Built-in-Pilot Counterbores
Available to Order
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Technical specs
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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

YANKEE
Manufacturer Part Number
303-7/8
Bore Dia
7/8 in
Oversized
1/32"
Counterbore Type
Oversized

Technical Documents

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

Product Description

The YANKEE Counterbore with Built-In Pilot (MPN 303-7/8) is an oversized built-in-pilot counterbore designed for 7/8" screws. It features a 1/32" oversized design and a 7/8" bore diameter. This YANKEE-branded tool is intended for industrial applications requiring precise counterboring.

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 YANKEE Counterbore with Built-In Pilot used for?

The YANKEE Counterbore with Built-In Pilot (MPN 303-7/8) is used for creating precise recessed holes in industrial workpieces to accommodate 7/8" screw heads. Its built-in pilot ensures accurate alignment, making it suitable for metalworking, woodworking, and assembly applications where flush or sub-flush screw seating is required.

What are the specifications of the YANKEE Counterbore 303-7/8?

The YANKEE Counterbore 303-7/8 is an oversized built-in-pilot counterbore with a 7/8 in bore diameter and a 1/32" oversized design. It is engineered for 7/8" screws and manufactured by YANKEE. The tool is designed for industrial counterboring tasks requiring precise dimensional control and repeatability.

Where to buy the YANKEE Counterbore 303-7/8 worldwide?

The YANKEE Counterbore 303-7/8 is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for sourcing and delivery of this YANKEE-branded tool to your location.

How to select the correct YANKEE Counterbore for a 7/8" screw?

To select the correct YANKEE Counterbore for a 7/8" screw, match the bore diameter to the screw head size and choose the appropriate oversize (e.g., 1/32" oversized for clearance). The built-in pilot must fit the screw's pilot hole diameter. Verify the MPN 303-7/8 matches your application requirements before ordering.

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 oversized built-in-pilot counterbores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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