Dth hammer bit ụlọ ọrụ mmepụta ihe na-ebu ọnụ ahịa maka ọrịre

DTH (N'okpuru oghere) mkpọpu mmiri bụ usoro ịgbagharị agbagharị agbagharị.A na-ejikọta hama nke a na-eji na-emepụta mmetụta siri ike na ala nke eriri egwu ahụ ma na-ejikọta ya na njedebe ala nke hama DTH.Ntugharị nke piston na hama DTH na-akpata site na nnukwu nrụgide ikuku.A na-ebufe ebili mmiri na-ama jijiji na-aga na bit ahụ na oke nkume site na mbepụ ma ọ bụ bọtịnụ carbide na bit.N'ihi ya, a na-emepụta mgbawa na oke nkume nke na-eme ka ọkpụkpụ nkume.A na-ewepụ mkpụ n'ime oghere site na ikuku ekesara site na ala ruo n'elu iji kpochaa oghere ahụ.