
Heavy-Duty Tapered Auger Teeth for Efficient Soil Drilling. High Hardness Material: Body made of AISI4140 with tip hardness HRC40-44 for high abrasion resistance. OEM Service Available: Full customization, minor customization, and customization from samples or designs supported. Strict Quality Control: 100% visual inspection of finished products by packing staff before delivery. Fast Delivery Time: 7 to 21 days upon receiving deposit, with peak and off-peak lead times within 15 workdays. Comprehensive Warranty: Warranty provided for aftermarket parts with return or replacement for quality problems. Flexible Payment Terms: Accepts 30% deposit via TT, balance against delivery, plus L/C, PayPal, and Western Union. Professional Manufacturer: Established in 1999 with 15 years of export experience and Fortune 500 cooperation.