Features
- Robust head with concrete breakers for effective drilling in rebar
- 3-cutter carbide centering tip for accurate starts and quick grinding of concrete and rebar
- Carbide teeth with rebar chamfers for enhanced durability in challenging applications
- Alternating carbide geometry for efficient shearing through concrete and rebar
- High volume sloped flutes for improved dust removal
- 22" long shaft suitable for deep hole drilling
- Ideal for concrete, concrete with rebar, brick, and block
- Compatible with SDS Max rotary hammers
Specifications
| Useable Length | 20 in |
| Cutting Depth | 20 in |
| Hole Diameter | 11 mm |
| Flute Length | 2 in |
| Type | Percussion Bit |
| Diameter | 2-1/8" |
| Length | 22 in |
| Weight | 3.53 lb |
| Height | 2 in |
| Width | 2.2 in |
| Material Composition | Carbide|Carbide Tipped|Steel |
| Material Application | Rebar|Concrete |
| Shank Size | 11 mm |
| Shank | SDS Max |
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This tunnel bit is designed for drilling large holes in concrete, including reinforced concrete, brick, and block. It features a robust head with a 3-cutter design and a carbide centering tip for precise starts and efficient grinding.
Model Number: 48-20-5312
Project Ideas
Business
Concrete Drilling Service
Offer specialized drilling services for clients needing deep holes in concrete for various construction and renovation projects. This can include installing utilities, creating structural supports, or other industrial applications.
Custom Concrete Furniture
Start a business crafting custom concrete furniture pieces, such as tables, benches, or planters. Use the tunnel bit to create unique designs and structural features that set your products apart from competitors.
Commercial Signage Installation
Provide installation services for commercial signage, drilling precise and deep holes into concrete to secure large signs or billboards. This ensures stability and longevity in various weather conditions.
Industrial Equipment Installation
Specialize in the installation of heavy industrial equipment that requires anchoring into concrete foundations. Use the tunnel bit to create secure mounting points for machinery, ensuring safety and compliance with industry standards.
Reinforced Concrete Repair
Offer a niche service focused on repairing reinforced concrete structures by drilling into damaged areas to insert new reinforcement bars or other structural supports. This can extend the life of existing structures and provide cost-effective solutions for clients.
Creative
Garden Sculpture Base
Use the tunnel bit to create precise, deep holes in concrete blocks to anchor garden sculptures or large outdoor decorations securely. This would ensure stability and durability against weather conditions.
Custom Fire Pit Construction
Design and construct custom fire pits by drilling deep holes into concrete blocks to create air vents or to install metal rods for grilling accessories. This unique feature can add functionality and aesthetic appeal to outdoor spaces.
Fountain Installation
Create intricate water features by drilling tunnels for water pipes in concrete blocks or slabs. This would allow for hidden plumbing, resulting in a cleaner and more visually appealing fountain design.
Outdoor Bench Foundation
Construct sturdy outdoor benches by drilling deep holes in concrete foundations to securely anchor heavy-duty seating structures. This ensures the benches remain stable and safe for public use.
Underground Cable Management
Install underground electrical or network cables by drilling precise tunnels through concrete barriers. This allows for efficient and hidden cable management in both residential and commercial properties.