High Quality ISO Threading Tools Spiral Flute Straight Flute Metric Coarse Machine Taps Coating Machine Taps. Wide Size Range: Available in sizes from M2 to M64 and various inch specifications. High Accuracy Grades: Standard H2 accuracy with H1 and H3 grades available for customization. Multiple Coating Options: Surface finishes include Bright, Black, Titanium, and Tin coatings. Durable Material: Manufactured from high-quality HSS and HSS-E materials. Fast Delivery: Standard delivery time ranges from 1 to 7 days. OEM Services: OEM orders, label printing, and graphic customization are available. ISO 9001 Certified: Company strictly follows ISO 9001 quality management requirements. Direct Manufacturer: We are a direct manufacturer integrating R&D, design, and production.