Name ground drill the material is carbon stee Design as your required Reasonal price
the products are mainly used for root crops planting hole,tree fertilization holes,fences,scaffolding staking hole,optical cable marking stake, pile of road marking, mark holes of boundary marking,buried hole of geological survey and geophysical detector, fish on winter ice by drilling holes, etc.
Drill bit type:
twist drill, auger drill, wedge-shape prismatic drill.
Installation of the spiral blade: signle spiral blade , double spiral blade,half-duplex spiral blade.