Item Name :CarbideBurr Drill bithead diameter: 3*14MMShank length :3/32"(2)Package List :1 PCS* Carbide bitLeft and Right hand use Left and Right hand both usedEach Model greater than 50pcs,we can engrave freely can place order instantly and make notice call you like engrave,then we are able to deliver out in 5 days,Will send photo earlier than deliver order pricey