Alloy drill bit

TC drill bits are used for drilling in sedimentary rock formations below grade 4. .image-text-collection-box[data-id="ck-itc-172906478869803056183802897723"]>.image-text-node>.image-text-content-node{background:#FFFFFF;}.image-text-collection-box[data-id="ck-itc-172906478869803056183802897723"]>.image-text-node>.image-text-content-node{line-clamp:2!important;-webkit-line-clamp:2!important;height:52px!important;}TC drill bitHigh blade and fast working efficiencyCTC drill bitHigh self-sharpening and stability