Excavator Ripper

Shank ripper nke nwere eze dị nkọ n'ihu nke na-aga n'okpuru ala nke ukwuu iji hapụ unyi maka ngwungwu ọzọ.
Nha etinyere: Ọ bụ maka tọn 1 ruo 50 n'ọtụtụ ọnọdụ, mana anyị nwere ike ime ka ọ buru ibu ka ọ dabara nke ndị ahịa chọrọ.

Njirimara:

1) Ezubere naanị maka ịdọrọ, onye na-agbapụta nwere ike belata nrụgide agbakwunyere na onye na-egwupụta ihe n'onwe ya, na-enweta nchekwa karịa.
2) Ọ nwere ike igwu miri emi n'ime ụwa nke ejiri aka họrọ ma ọ bụ jụrụ oyi.

Atụmatụ:

a. N'ozuzu na otu eze nwere ike ịbụ abụọ ma ọ bụ atọ;
b.Igwu ala siri ike na penetrability.

Ngwa:

Nkwaji nke hardpan, okwute siri ike, na okwute ihu igwe.A na-etinyekarị ya n'ebe ọ bụla nwere oyi kpọnwụrụ, okwute, ma ọ bụ ala awara awara nke na-egbochi igwu ala ọzọ.