20PCS Concrete Hole Saw Kit, 30/40/50/65/80/100/110MM Core Drill Bits, Tungsten Carbide Tips, 3 Core Drill Bits+SDS Plus+Max Shanks, Quick-Change, for Brick Cement Blocks Concrete Stone Walls

📝 Product Overview

🧰 20-Piece Complete Core Drill Kit
This comprehensive masonry hole saw kit includes 7 cutting sizes: 30mm, 40mm, 50mm, 65mm, 80mm, 100mm, and 110mm. It also includes connecting shanks, centering drill bits, wrenches, screws, and a durable carrying case for convenient storage and transport.

📏 7 Hole Saw Sizes
Choose the appropriate diameter for different masonry installation projects:

• 30mm (1-3/16")
• 40mm (1-9/16")
• 50mm (2")
• 65mm (2-9/16")
• 80mm (3-1/8")
• 100mm (3-15/16")
• 110mm (4-5/16")

💎 Tungsten Carbide Construction
Made with durable alloy and tungsten carbide materials designed for hardness, wear resistance, and efficient cutting through demanding masonry materials.

⚡ Efficient Debris Removal
Ventilation openings on the hole saws help release drilling debris and reduce clogging during operation, supporting smoother and more efficient drilling.

🔩 SDS Plus & SDS Max Compatibility
Includes 300mm SDS Max and SDS Plus connecting components, plus a 110mm SDS Plus drill bit, providing versatility for compatible light-duty and heavy-duty rotary hammer drills.

🔄 Quick-Change Connector
The upgraded quick-change design allows convenient installation and removal without repeatedly dealing with small connector screws. Pull down the sleeve, insert the centering drill, and release to lock it into position.

🏗️ Wide Masonry Applications
Suitable for drilling holes in brick, cement blocks, concrete, masonry, and stone walls. Ideal for installation projects involving air conditioners, range hoods, water pipes, electrical sockets, and other building applications.

💧 Helpful Drilling Tip
For dense or extremely hard materials, water cooling during continuous drilling can help reduce heat buildup and wear. After positioning the hole, removing the pilot bit can help maintain drilling efficiency.

🧳 Portable Storage Case
All components are organized in a heavy-duty plastic carrying case, making the set easier to store, transport, and keep ready for your next masonry project.

📦 Package Includes

• 7 × Concrete Core Drill Hole Saws
• 300mm SDS Plus Connecting Shank
• 300mm SDS Max Connecting Shank
• 110mm SDS Plus Drill Bit
• 3 × 110mm Centering Cement Drill Bits
• 2 × Wrenches
• 4 × Screws
• 1 × Carrying Case
• Total: 20 Pieces

📋 Product Specifications

• Material: Alloy / Tungsten Carbide
• Cutting Diameter Range: 30-110mm
• Shank Type: SDS Plus / SDS Max
• Finish: Silver
• Application: Brick, Cement Block, Concrete & Stone
• Kit Quantity: 20 Pieces

⚠️ Please Check Tool Compatibility
Verify your drill or rotary hammer accepts the included SDS Plus or SDS Max connection before use. Follow appropriate safety procedures and use suitable protective equipment when drilling masonry.

🛒 Add this 20-piece concrete hole saw kit to your cart today for versatile masonry drilling and installation work. Buy It Now and get multiple core drill sizes, SDS connections, centering bits, and accessories in one convenient kit.