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IRWIN 1-1/4 in Spur Auger Drill Bit with 7/16 in Hex Shank - Spur Auger Drill Bits
IRWINSpur Auger Drill Bits

IRWIN 1-1/4 in Spur Auger Drill Bit with 7/16 in Hex Shank

The IRWIN 1 1/4 in Drill Bit Size Spur Auger Drill Bit (MPN 49920) is a high-speed steel, bright (uncoated) spur auger bit with a 7 1/2 in overall length and a 7/16 in hex shank. This product is designed for…

SKU 3G-OTH-191750

Brand
IRWIN
Item
1-1/4 in Spur Auger Drill Bit with 7/16 in Hex Shank
Part Number
49920
Category
Spur Auger Drill Bits
Available to Order
Also known as:49920IRWIN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

IRWIN
Manufacturer Part Number
49920
Type
Hex Shank
Overall Lg
7 1/2 in
Shank Hex Size
7/16 in

Technical Documents

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

Product Description

The IRWIN 1 1/4 in Drill Bit Size Spur Auger Drill Bit (MPN 49920) is a high-speed steel, bright (uncoated) spur auger bit with a 7 1/2 in overall length and a 7/16 in hex shank. This product is designed for industrial drilling applications.

Frequently Asked Questions

What is the IRWIN 1 1/4 in spur auger drill bit used for?

The IRWIN 1 1/4 in spur auger drill bit is used for industrial drilling applications, such as boring clean, precise holes in wood and composite materials. Its spur tip design helps start the hole accurately, while the high-speed steel construction provides durability for repeated use in demanding environments.

What are the specifications of the IRWIN 49920 auger bit?

The IRWIN 49920 is a spur auger drill bit with a 1 1/4 in drill bit size, 7 1/2 in overall length, and a 7/16 in hex shank. It is made from high-speed steel with a bright (uncoated) finish. The hex shank provides secure grip in compatible chucks, reducing slippage during drilling.

Where to buy IRWIN auger bits worldwide?

You can source IRWIN auger bits worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the IRWIN 49920 and other models.

How to select the right IRWIN spur auger bit for drilling?

To select the right IRWIN spur auger bit, match the drill bit size to your hole diameter requirement—here 1 1/4 in. Ensure your drill chuck accepts a 7/16 in hex shank. For deep holes, the 7 1/2 in overall length provides adequate reach. IRWIN's high-speed steel construction offers good wear resistance for general industrial use.

Used in

Common applications for IRWIN
Metalworking and maintenance — IRWIN 48-piece screw extractor set (MPN 3101010) for removing broken bolts and screws.
Sheet metal fabrication — IRWIN high-speed steel step drill bits for drilling stepped holes in thin materials.
Agricultural and fencing — IRWIN fencing pliers (MPN FP10) for gripping, twisting, and pulling wire.
Welding and fabrication — IRWIN MIG welding pliers (MPN 1873303) for cleaning nozzles and cutting wire.
Electronics and precision assembly — IRWIN precision pliers set (MPN 2078714) for fine gripping and cutting.
General clamping and gripping — IRWIN V-jaw locking pliers in 4 in, 7 in, and 10 in sizes for round or irregular workpieces.
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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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