The high quality and high-quality service of our sink step hole opener, adjustable carbide hole cutter, carbide tipped hole opener have won high praise from our customers. We pursue the administration tenet of 'Quality is remarkable, Services is supreme, Status is first', and will sincerely create and share success with all customers for large size 6 inch hole saw. Fierce market competition and strong technological change make the construction of enterprise marketing service channel more important. We uphold the core values of 'love, dedication, gratitude, and integrity'. We have a strong reputation for delivering exceptional value to our clients. We have a well-earned reputation for excellence, and our clients know they can trust us to consistently deliver the highest quality products and services. Our logistics and supply chain management services ensure timely delivery of products.
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![6 Inch Bi Metal Hole Saw]()
6 Inch Bi Metal Hole SawProduct Model: Hongniu 6 Inch Bi-Metal Hole Saw
Cutting Diameter: 152mm (6 inches)
Working Depth: 37mm
Total Length: 117mm
Hex Shank Diameter: 10mm (9.5mm across flats) -
![Multi-tooth Carbide Hole Cutter]()
Multi-tooth Carbide Hole CutterMaterial: TCT (Tungsten Carbide Tipped)
Tooth Density: Optimized Multi-tooth configuration (e.g., 8T to 17T)
Cutting Depth: 20mm
Shank: 10mm Triangular Non-slip Shank... -
![TCT Metal Hole Cutter]()
TCT Metal Hole CutterCutting Edge: High-Grade Tungsten Carbide Tips
Center Drill: High-Speed Steel (HSS) with Ejector Spring
Shank: Non-slip Triple-flat Shank
Compatibility: Hand drills, Bench... -
![Professional 6 Inch Bi-metal Hole Cutter]()
Professional 6 Inch Bi-metal Hole CutterDiameter: 152mm (6 inches)
Material: HSS Bi-Metal (High-Speed Steel + Alloy Steel)
Cutting Depth: 37mm
Shank: 10mm Heavy-duty Hexagonal Shank
Included Accessories: HSS... -
![High Speed Steel Hole Saw]()
High Speed Steel Hole SawMaterial: 6542 HSS (High-Speed Steel)
Processing: High-temperature Quenching & Heat Treatment
Shank: Triangular Anti-slip Shank
Features: Replaceable Center Drill,... -
![Bi-metal Hole Cutter]()
Bi-metal Hole CutterTooth Material: Premium HSS (M3 or M42)
Body Material: High-elasticity Alloy Steel
Hardness: HRC 63-65 (Tooth tip)
Cutting Depth: Standard 25mm to 38mm
Sizes: Available... -
![Countersink Hole Saw]()
Countersink Hole SawMaterial: M42/M3 Bi-Metal with HSS teeth
Diameter Range: 35mm inner / 60mm outer up to 125mm inner / 155mm outer
Cutting Depth: 30mm - 44mm
Shank: Heavy-duty Hexagonal Shank... -
![Carbide Tipped Hole Saw]()
Carbide Tipped Hole SawBlade Material: YG10 Grade Tungsten Carbide
Center Drill: Titanium-coated HSS Center Drill
Diameter Range: 12mm - 200mm
Shank Type: Universal Non-slip Triangular Shank... -
![Variable Diameter Hole Cutter]()
Variable Diameter Hole CutterProduct Model: Hongniu Adjustable Opening Diameter 45–130mm
Suitable Materials: Wood, plastic, plasterboard, aluminum sheet, plywood
Compatible Tools: Hand drill, drill press... -
![Hss Bi Metal Hole Saw]()
Hss Bi Metal Hole SawProduct Model: Hongniu HSS Bi-Metal 6pc Set
Diameter: 35mm
Inch Size: 1.38 inch (1 3/8")
Drilling Depth Total Length: 25mm -
![Hss Hole Cutter]()
Hss Hole CutterProduct Model: Hongniu HSS Stainless Steel Hole Saw
Core Material: 6542 High-Speed Steel
Heat Treatment: High-temperature quenched for increased hardness
Center Drill:... -
![Metal Hole Cutter Set]()
Metal Hole Cutter SetProduct Model: Hongniu M42 Bi-Metal 13pc / 8pc Set
Hole Saw Sizes: 16, 18, 20, 25, 30, 35, 40, 50, 60, 75mm
Accessories: Arbor + Hex wrench + Hole saws
Set Weight: 1550g...
Rhonda Bonomo
Rigorous thinking, strict operation, strict inspection, serious verification is the key to the success of this company. This kind of rigorous concept is missing in many modern enterprises.
Milford Sherman
This supplier is full of professionalism and integrity, it is trustworthy!
James Sung
We made a lot of evaluations and comparisons when choosing a partner, and finally chose this company. It turns out that our choice is correct. In terms of functions, and ease of use, their products
Danny Hay
Every time we cooperate with your company, we can feel a pleasant shopping experience. We feel that your products are particularly useful and beautiful.
Peter Carney
If I meet someone who needs this stuff in the future, I will definitely recommend this supplier.
Bill Thornton
We've worked with this company many times and have been very happy with each one! A professional team comes to work for us, so it's very efficient.
We will continue to manufacture the best high grade carbide hole cutter, cone wood splitting drill bit in the industry that will delight our customers and make our employees incredibly proud of their work. As one of the most experienced large size 6 inch hole saw manufacturers and suppliers in China, our products have good reputation in the market. Please feel free to wholesale bulk premium large size 6 inch hole saw made in China here and get quotation from our factory. We also accept customized orders.