High-precision tungsten carbide screw dies with mirror polishing for superior surface finish and dimensional accuracy. Available in various carbide materials including VA80, ST7, KG5, and KG6 to suit different application requirements.

• Hole sizes: 1.0 mm to 40 mm
• Outer dimensions: 10 mm to 200 mm
• Length: 1.0 mm to 300 mm
• Tolerance: ±0.005 mm
• Mirror polish before and after coating
• Mechanical processing surfaces where geometrically possible
• Custom tooling design available

Tungsten carbide straight hole dies offer exceptional wear resistance, excellent polishing performance, low friction coefficient, and very high compressive strength. While steel molds remain cost-effective, tungsten carbide dies provide superior performance and significantly longer service life, reducing maintenance costs and machine downtime.

• Straight hole dies
• Extrusion dies
• Segmented Hex Dies
• Cutter & knife
• Nut die
• Tube drawing dies
• Cutting & Trimming dies
• Thread rolling die
• 2nd punch
• Punch pin HSS

• 100% quality guarantee
• Various sizes available
• Professional technical support
• OEM & ODM services
• Small order acceptance
• Competitive pricing
• Timely delivery
• Flexible payment terms
• Comprehensive after-sales service

Chongqing Henghui Precision Mold Co., Ltd. operates with ISO9001:2015 quality management system and utilizes advanced equipment including CNC machining centers, lathes, grinding machines, and EDM machines. Our precision control ensures relative standard deviation within 0.005mm and concentricity within 0.01mm.

Henghui specializes in development, production, and sales of various tungsten carbide dies for fastener production and other industrial applications. With 7,000 square meters of manufacturing plants and R&D bases, we serve customers globally including Southeast Asia, Europe, and the United States.