
Tct Hole Saw Cutter Drill Bit for Metal Stainless Diameter 12-160mm Diamond Tools. Wide Diameter Range: Available in 16mm to 160mm sizes for versatile metal drilling applications. High Hardness Material: Made of Tungsten Carbide with hardness of 89.5-90.5HRC for durability. Anti-Clog Design: Stepped drill body and combined blades prevent material sticking and chipping. Long Service Life: Capable of drilling up to 50 iron plates or 200 stainless steel plates. OEM and ODM Support: Full customization available from samples or designs with 1 R&D engineer. Low Minimum Order: Accepts orders as low as 1 piece for flexible purchasing. Fast Delivery: Lead time within 15 working days for both peak and off-peak seasons. Global Shipping Options: Flexible shipping via UPS, DHL, FedEx, or air/sea/land transport.