IRWINQuick-Change Hex-Shank Flat Spade Drill Bits

IRWIN Spade Drill Bit: 3/4 in Drill Bit Size, 1/4 in Shank Dia, 4 3/4 in Overall Lg

The IRWIN Spade Drill Bit (MPN 87912) is a 3/4 in quick-change hex-shank flat spade drill bit made of carbon steel with a bright (uncoated) finish. It features a 1/4 in shank diameter and a 4 3/4 in overall length.

SKU 3G-OTH-251583

Brand

IRWIN

Item

Spade Drill Bit: 3/4 in Drill Bit Size, 1/4 in Shank Dia, 4 3/4 in Overall Lg

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

IRWIN

Manufacturer Part Number

87912

Type

Carbon Steel 

Overall Lg

4 3/4 in 

Shank Dia

1/4 in 

Technical Documents

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IRWIN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the IRWIN Spade Drill Bit 87912 used for?

The IRWIN Spade Drill Bit 87912 is used for drilling large-diameter holes in wood, plywood, and composite materials. Its 3/4 in size and quick-change hex shank make it ideal for rough carpentry, electrical work, and plumbing installations where fast, clean holes are needed.

What are the specifications of the IRWIN Spade Drill Bit 87912?

The IRWIN Spade Drill Bit 87912 has a 3/4 in drill bit size, a 1/4 in shank diameter, and a 4 3/4 in overall length. It is made of carbon steel with a bright (uncoated) finish and features a quick-change hex shank for fast bit changes in power drills.

Where to buy the IRWIN Spade Drill Bit 87912 worldwide?

You can source the IRWIN Spade Drill Bit 87912 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 on this IRWIN spade drill bit.

How to select the right IRWIN spade drill bit size?

To select the right IRWIN spade drill bit size, match the bit diameter to the hole size required for your application. For example, the 87912 is a 3/4 in bit suitable for running cables or pipes. Ensure the shank diameter (1/4 in) fits your drill chuck. IRWIN offers various sizes for different tasks.

Used in

Common applications for IRWIN

Wood framing and decking — IRWIN ship auger bits (e.g., SKU 4AAT6) for deep drilling in timber

Electrical and plumbing installations — IRWIN hybrid utility bits (e.g., SKU 5ELR0) for drilling through wood and thin metal

Automotive assembly and repair — IRWIN power socket adapters (e.g., SKU 55EW60) for driving sockets with impact tools

General construction fastening — IRWIN impact Torx bits (e.g., SKU 787P77) for driving screws in metal and wood

Cabinet making and furniture assembly — IRWIN power bits (e.g., SKU 55EW15) for Phillips head screws in particle board and hardwood

Maintenance and repair tasks — IRWIN insert bits (e.g., SKU 55EW26) for quick bit changes in cordless screwdrivers

IRWIN Products

3G Electric supplies IRWIN quick-change hex-shank flat spade drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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