Adapters can be used to adapt drill rods with different types of thread, or connected to the drill powerhead to protect its thread.
Eccentric is the most economical solutions because its ingenious reaming wing the bit is retrievable can be used at the next hole
Symmetric is a system comprised of an ingeniously simple concentric method of drilling through overburden with casing
The RC bits are the tool cutting rock. SINODRILLS RC DTH bits are made of superior quality alloy steel and T.C carbides.
The reverse circulation hammer is used to collect underground rock and mineral samples quickly and efficiently using a pneumatic rotary drill.