IRWIN Jobber Steel Drill Bit Spiral Flute Wire Gauge 024721811370 2-1/2 In

( Brand: Irwin ), ( Type: Drill Bit ), ( Manufacturer Part Number: 81137 ), ( Material: Steel ), ( Country Of Origin: China ), ( Suitable For: Drill ), ( UPC: 024721811370 )

Review IRWIN Jobber Steel Drill Bit #37 2-1/2 In Spiral Flute Wire Gauge

Introducing the Irwin Marathon Plus 81137 Jobber Length Steel Drill Bit, a versatile and durable solution for all your drilling needs. This 37-piece set includes 2-1/2 inch, spiral flute, wire gauge drill bits, designed to provide superior performance and longevity.

Crafted from high-quality, jobber length steel, these drill bits deliver robustness and resistance to wear and tear. Their spiral flute design effectively removes chips and debris as you drill, ensuring a cleaner and smoother drilling process. The wire gauge construction adds an extra layer of durability, making these bits ideal for heavy-duty applications.

With a 135 point design, the Irwin Marathon Plus 81137 drill bits offer excellent bite and hold, allowing for efficient and accurate hole creation. Their 1/2 inch shank size is compatible with most standard drill machines, expanding their versatility.

Moreover, these drill bits are engineered for superior strength and heat resistance. The enhanced tip geometry ensures longer drill life, even in the most challenging materials. The premium black oxide coating not only provides a professional appearance but also offers added protection against corrosion and rust.

In summary, the Irwin Marathon Plus 81137 Jobber Length Steel Drill Bit 37-piece set is a must-have addition to any toolkit. Its combination of durability, versatility, and performance caters to a wide range of applications, making it an essential tool for both professional contractors and DIY enthusiasts.

Irwin 81137 Jobber Steel Drill Bits are known for their durability and versatility, making them a popular choice among DIY enthusiasts and professionals. Here are some pros and cons of buying this particular drill bit:

1. High-quality steel: The 37mm Jobber Steel Drill Bits from Irwin are made of premium S7 high-speed steel, which ensures excellent strength and durability.

2. Wide range of applications: These drill bits can be used for various materials, including wood, masonry, and metal. The spiral flute design helps to minimize drill bit walking and provide better chip evacuation.

3. Affordable: Compared to other high-end drill bits, the Irwin 81137 Jobber Steel Drill Bits are relatively affordable, making them a cost-effective option for frequent users.

4. Multiple sizes: This set comes with 2-1/2 inches drill bit, and it is available in various sizes to fit different drilling applications.

5. Shock-resistant: The drill bits have a unique shock-resistant tip, which helps to prevent the bit from breaking during heavy-duty use.

1. May require more force: Due to their high-quality steel, these drill bits may require more force to start drilling, especially in harder materials.

2. Slightly slower drilling speed: Compared to cobalt or titanium drill bits, the Irwin 81137 Jobber Steel Drill Bits may take slightly longer to drill through tougher materials.

3. Not ideal for extremely hard materials: While these drill bits can handle most common materials, they may not be suitable for extremely hard materials like granite or reinforced concrete.

The Irwin 81137 Jobber Steel Drill Bits are an excellent choice for DIYers and professionals looking for a versatile and durable drill bit set. Their high-quality steel construction, wide range of applications, and affordable price make them a popular option for various drilling projects. However, they may require more force to start drilling and may have a slightly slower drilling speed compared to more expensive options. Overall, if you're looking for a reliable and affordable drill bit set that can handle most common materials, the Irwin 81137 Jobber Steel Drill Bits are a great choice.

If you're looking for a high-quality drill bit set with excellent durability and versatility, the Irwin 81137 Jobber Steel Drill Bits are a solid choice. They're a cost-effective option that can handle most common materials and are suitable for various drilling applications. However, if you're working with extremely hard materials like granite or reinforced concrete, you may want to consider investing in more expensive cobalt or titanium drill bits.

part # 81137 prices

• $11.73-$14.95

specifications drillnubbin:

• brand: Irwin
• type: Drill Bit
• manufacturer part number: 81137
• material: Steel
• country of origin: China
• suitable for: Drill
• upc: 024721811370

shipping drillnubbin:

• cost: $0.00
• service: USPS Ground Advantage
• type: Calculated
• class: Standard
• carrier: USPS
• transit: 4-8 Days

offer drillnubbin:

• sold: 0
• quantity: 1
• best offers: True
• started: February 26, 2026
• availability: In Stock
• options: Ship-to-home

seller drillnubbin:

• rating: 100.0%
• # reviews: 357

general drillnubbin:

• Tools Workshop Equipment > Power Tool Air Tool Accessories > Drill Bits
• condition: New

returns drillnubbin:

• policy: No Returns

payments drillnubbin:

• other
• credit card: Discover
• wallet: Apple-pay

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