BOSCH CO2135B Drill Bit 7445050182116 1/8 2-3/4 M42

( Brand: Bosch ), ( Part Type: Drill Bit ), ( Unit Count: 1.0 Count ), ( Global Trade Identification Number: 00000346594485 ), ( Manufacturer Part Number: CO2135B ), ( Item Weight: 0.04 Pounds ), ( Item Type Name: Bosch Co2135b 1/8 In. X 2-3/4 In. Cobalt M42 Drill Bit ), ( Warranty Description: Product Defects Only ), ( Included Components: 1 1/8 In. X 2-3/4 In. Cobalt M42 Drill Bit ), ( Cutting Diameter: 3.18 Millimeters ), ( Item Dimensions: 2.75 X 1.75 X 5.79 Inches ), ( Minimum Bore Diameter: 0.13 Inches ), ( Material Type: Cobalt ), ( Finish Types: Titanium ), ( Shank Type: Straight ), ( Surface Recommendation: Metal ), ( Cutting Angle String: 135 Degrees ), ( Tool Flute Type: Spiral ), ( Point Style: Split Point ), ( UPC: 445050182116 )

Review BOSCH 1/8 Inch 2-3/4 Cobalt M42 Drill Bit

The Bosch CO2135B 1/8 inch, 2-3/4 inch M42 drill bit is a versatile and high-performing accessory designed for various drilling applications. This bit is part of Bosch's premium line of drill bits, ensuring superior quality and durability.

Measuring at 1/8 inch in shank diameter and 2-3/4 inches in length, this drill bit is suitable for use with 1/8 inch drills. Its M42 threading makes it compatible with M42 shank drills, providing a secure and reliable connection between the bit and the drill.

Constructed with premium high-speed steel (HSS), this drill bit offers excellent cutting performance and resistance to wear and tear. The bit's sharp and robust cutting edges are designed to easily penetrate various materials, including wood, metal, and masonry.

One of the key features of the CO2135B drill bit is its split-point tip. This design reduces the amount of torque required to start drilling, making it easier to use and reducing the risk of drill walk or skating. Additionally, the split-point tip ensures that the bit starts drilling in a straight line, providing more accuracy and consistency in your drilling results.

The Bosch CO2135B drill bit also comes with a protective coating, which helps to prevent corrosion and prolongs the life of the bit. This makes it an excellent choice for both DIY and professional applications, where durability and reliability are crucial.

In summary, the Bosch CO2135B 1/8 inch, 2-3/4 inch M42 drill bit is a high-performing and versatile accessory designed for various drilling applications. Its premium construction, split-point tip, and protective coating make it a reliable and long-lasting addition to any drilling toolkit.

The Bosch CO2135B 1/8 inch 2-3/4 M42 drill bit is a popular choice among DIY enthusiasts and professionals due to its durability and versatility. Here are some pros and cons of buying this drill bit:

1. High-quality steel: The drill bit is made of high-quality SDS-plus steel, ensuring long-lasting performance and resistance to wear and tear.

2. Multipurpose: The M42 threading allows the bit to be used in various applications, including metal drilling, tapping, and threading.

3. Precise drilling: The bit's precision-ground tip enables accurate drilling, reducing the likelihood of drill walking or bit slipping.

4. Ergonomic design: The bit's hexagonal SDS-plus system provides a secure connection to the drill and reduces the risk of bit slippage, making it easier to handle and control.

5. Efficient drilling: The bit's sharp cutting edges and optimized flute design allow for efficient drilling, reducing drilling time and effort.

1. Limited size range: The Bosch CO2135B drill bit is only available in a 2-3/4 inch length, which may not be suitable for all drilling applications.

2. Price: The bit may be more expensive than other drill bits in its class due to its high-quality materials and advanced features.

3. Not suitable for all materials: While the bit is suitable for various metal applications, it may not be the best choice for drilling through very hard or thick materials.

The Bosch CO2135B 1/8 inch 2-3/4 M42 drill bit is an excellent investment for those who require a high-performance, versatile, and durable drill bit for metalworking applications. Its precision-ground tip, multipurpose design, and efficient drilling capabilities make it a worthwhile investment, despite its higher price point. However, those with limited budgets or who require a larger size range may want to consider other options.

If you're looking for a high-performance, multipurpose drill bit for metalworking applications and have the budget for it, then the Bosch CO2135B 1/8 inch 2-3/4 M42 drill bit is an excellent choice. Its durability, precision, and efficiency make it an invaluable addition to any DIYer or professional's toolbox. However, if you have a limited budget or require a larger size range, you may want to consider other options that better fit your specific drilling needs.

part # co2135b prices

• $7.55-$21.14

specifications drillnubbin:

• brand: Bosch
• part type: Drill Bit
• unit count: 1.0 Count
• global trade identification number: 00000346594485
• manufacturer part number: CO2135B
• item weight: 0.04 Pounds
• item type name: Bosch Co2135b 1/8 In. X 2-3/4 In. Cobalt M42 Drill Bit
• warranty description: Product Defects Only
• included components: 1 1/8 In. X 2-3/4 In. Cobalt M42 Drill Bit
• cutting diameter: 3.18 Millimeters
• item dimensions: 2.75 X 1.75 X 5.79 Inches
• minimum bore diameter: 0.13 Inches
• material type: Cobalt
• finish types: Titanium
• shank type: Straight
• surface recommendation: Metal
• cutting angle string: 135 Degrees
• tool flute type: Spiral
• point style: Split Point
• upc: 445050182116

returns drillnubbin:

• paid by: Buyer
• time: 30 Days
• method: Money back
• policy: Returns Accepted

offer drillnubbin:

• sold: 0
• quantity: 2
• availability: In Stock
• started: June 17, 2026
• options: Ship-to-home

general drillnubbin:

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

shipping drillnubbin:

• service: Expedited
• class: Expedited
• transit: 3-7 Days
• type: Fixed
• cost: $0.00

seller drillnubbin:

• rating: 99.8%
• # reviews: 537

payments drillnubbin:

• credit card: Diners-club
• wallet: Google-pay
• other

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