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IRWIN Auger Bits: 3/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank - Spur Auger Drill Bits
IRWINSpur Auger Drill Bits

IRWIN Auger Bits: 3/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank

The IRWIN Spur Auger Drill Bits (SKU 3G-OTH-191743, MPN 49912) are 3/4-inch drill bits with a 7 1/2-inch overall length, featuring a hex shank with a 5/16-inch hex size. These bits are made from high-speed steel with…

SKU 3G-OTH-191743

Brand
IRWIN
Item
Auger Bits: 3/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank
Category
Spur Auger Drill Bits
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

IRWIN
Manufacturer Part Number
49912
Type
Hex Shank
Overall Lg
7 1/2 in
Shank Hex Size
5/16 in

Technical Documents

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

Product Description

The IRWIN Spur Auger Drill Bits (SKU 3G-OTH-191743, MPN 49912) are 3/4-inch drill bits with a 7 1/2-inch overall length, featuring a hex shank with a 5/16-inch hex size. These bits are made from high-speed steel with a bright (uncoated) finish, designed for industrial drilling applications.

Frequently Asked Questions

What is the IRWIN 49912 spur auger bit used for?

The IRWIN 49912 spur auger bit is used for drilling clean, precise holes in wood and composite materials. Its 3/4-inch diameter and 7 1/2-inch overall length suit deep boring in framing, cabinetry, and industrial woodworking. The hex shank prevents slipping in quick-change chucks.

What are the specifications of the IRWIN 49912 auger bit?

The IRWIN 49912 is a 3/4-inch spur auger bit with a 7 1/2-inch overall length. It has a hex shank with a 5/16-inch hex size, made from high-speed steel with a bright (uncoated) finish. The manufacturer part number is 49912.

Where to buy IRWIN 49912 auger bits worldwide?

3G Electric supplies the IRWIN 49912 spur auger bit worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this high-speed steel drill bit to your facility. Contact us for pricing and lead time.

How to select the right IRWIN auger bit size?

Select an IRWIN auger bit size based on the hole diameter and depth required for your application. The 3/4-inch bit with a 7 1/2-inch overall length suits deep holes in wood. Ensure your drill chuck accepts the 5/16-inch hex shank. For other sizes, consult IRWIN's range.

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 spur auger 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
IRWIN Auger Bits: 9/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49909)
IRWIN
IRWIN Auger Bits: 9/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49909)
IRWIN Auger Bits: 5/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/32 in Shank Hex Size (MPN 49905)
IRWIN
IRWIN Auger Bits: 5/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/32 in Shank Hex Size (MPN 49905)
IRWIN Auger Bits: 1/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/32 in Shank Hex Size (MPN 49904)
IRWIN
IRWIN Auger Bits: 1/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/32 in Shank Hex Size (MPN 49904)
IRWIN Auger Bits: 15/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49915)
IRWIN
IRWIN Auger Bits: 15/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49915)
IRWIN Auger Bits: 1 1/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/16 in Shank Hex Size (MPN 49920)
IRWIN
IRWIN Auger Bits: 1 1/4 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/16 in Shank Hex Size (MPN 49920)
IRWIN Auger Bits: 1 1/8 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/16 in Shank Hex Size (MPN 49918)
IRWIN
IRWIN Auger Bits: 1 1/8 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/16 in Shank Hex Size (MPN 49918)

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IRWIN Auger Drill Bit: 7/8 in Drill Bit Size, 7 1/2 in Overall Lg, 7/16 in Shank Hex Size (MPN IWAX3018)
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IRWIN Auger Drill Bit: 7/8 in Drill Bit Size, 7 1/2 in Overall Lg, 7/16 in Shank Hex Size (MPN IWAX3018)
IRWIN Auger Bits: 11/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49911)
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IRWIN Auger Bits: 11/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49911)
IRWIN Auger Bits: 1 1/2 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/16 in Shank Hex Size (MPN 49924)
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IRWIN Auger Bits: 1 1/2 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/16 in Shank Hex Size (MPN 49924)
IRWIN Auger Bits: 7/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/32 in Shank Hex Size (MPN 49907)
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IRWIN Auger Bits: 7/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 7/32 in Shank Hex Size (MPN 49907)
IRWIN Auger Bits: 5/8 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49910)
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IRWIN Auger Bits: 5/8 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49910)
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IRWIN Auger Drill Bit: 3/8 in Drill Bit Size, Hex Shank, 5/16 in Shank Hex Size, Spur Auger Auger (MPN 49906)
IRWIN Auger Bits: 13/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49913)
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IRWIN Auger Bits: 13/16 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49913)
IRWIN Auger Bits: 1 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49916)
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IRWIN Auger Bits: 1 in Drill Bit Size, 7 1/2 in Overall Lg, Hex Shank, 5/16 in Shank Hex Size (MPN 49916)