18pc Wood Hole Saw Set in Plastic Case

Material: Carbon Steel 
Sizes:  9pc Hole Saw: 7/8"(22mm), 1-1/8"(29mm), 1-1/2"(38mm), 1-1/4"(32mm), 2"(51mm), 2-1/2"(64mm),
                                  3"(76mm), 3-1/2"(89mm), 4"(102mm);
           2pc Wood Flat Drill Bit: 20mm, 22mm                                                                          
           1pc Arbor: 1/4" Tri-flat Shank                                                                           
           2pc Arbor: 3/8" Tri-flat Shank                                                                        
           2pc Pilot Drill Bit: 6mm    
           1pc Hex Key: 2.5mm   
           1pc Metal Plate
Cutting Depth: 25mm(1") (50mm Deep Cutting is Available)
Surface Color:  Black Oxide, Other Color Painting is Available
Packing: 1 Set in a Plastic Case
Features:   
1. Made from high quality, hardened Carbon steel for added durability,enabling them to be suitable for soft and hard wood, plasterboard, 
2. Optimized Variable pitch and positive rake tooth design, provides powerful and efficient cutting.
3. High precision, smooth cutting edges, especially impact resistance, wear resistance, cutting perfectly smooth round hole.
4. Increased wall thickness improves durability and minimizes tooth loss.
5. The wide slots placed low on each hole saw and multiple leverage points to make it easy to work plugs out with a screwdriver.
6. For use with corded and cordless drills.