Specification:  brand new Model: MMT11ER AG60 BP010 Material: Carbide Application: machining steel/stainless steel Applicable to: External thread shank Suitable for processing: steel and iron Coating: CVD Type: External Thread Carbide Insert Right Packing: 10pcs (boxed) Products include: 10PCS MMT11ER AG60 BP010 (boxed) Notice There are discounts on the purchase of multiple products. These are suitable for machining steel parts/stainless steel/cast iron. If you need better products, please enter the store to search or write to me. We have more products uploading, please follow my store. If you need to contact me to send a link, if you need to buy in bulk, you can also send me a letter, I will recommend the best products to you, and contact us to buy in bulk at the lowest price. Welcome your inquiry. thank you for your support!