Nchịkọta
Underbucking bụ ụdị bucking osisi ebe a naebipụ ya nelu site nakụkụ ala nke osisi kwụ ọtọ. Ọ bụ ihe megidere overbucking, naebipụ site nelu gaa nala.  A naakpọ ngwá ọrụ naakwado mma owuwe ihe ubi dị otú ahụ "underbuck".

Nchịkọta 
A naakpọ underbucking nke ahụ nihi na sawyer ga-ebipụ osisi ahụ kwụ ọtọ site nokpuru osisi ahụ, nelu. Ịkpụpụ site nelu osisi a kwụsịtụrụ gaeme ka osisi ahụ naejikọta na mma mma osisi ahụ ka osisi ahụ wee daa nebe a naebipụ ya. Ịkpụpụ site nokpuru gaeme ka ọkpụkpụ ahụ gbasaa ka osisi ahụ naagbada, naezere ijikọta na mma ogwu.

Ngwá Ọrụ 
Enwere ike ime ngwá ọrụ nokpuru bucking site na iji anyụike a naebugharị nakụkụ osisi ahụ ka e wee nwee ike ịtụgharị mma ogwe osisi.

Ngwá ọrụ pụrụ iche e mere kpọmkwem maka underbucking naeme ka ọrụ nke ịkpụ site nala gaa nelu dị mfe. A naebugharị ngwá ọrụ ahụ nokpuru osisi ahụ nime ngalaba nke log nke a naewere na ọ gaghị ekwe omume ịkwaga ozugbo e mere ya nke ọma. Akụkụ azụ nke crosscut saw naagba nakụkụ pulley nke naadabere na mmanya a naebugharị nime osisi ahụ. Ka sawyer naadọta saw azụ, sawyer nwere ike itinye ike ala na pulley gaebugharị ike elu nime osisi. A naeme ụfọdụ nokpuru ala ma jiri ebe dị nelu mechie.

Ihe odide

Ebe e si nweta ya 

 http://www.enotes.com/topic/Underbucking
 [Ihe e dere n'ala ala peeji] Crosscut Saw Manual. USDA Forest Service, 1978, nke ụlọ ọrụ obibi akwụkwọ gọọmentị US bipụtara. Mbipụta e degharịrị na December 2003. Lee peeji nke 23 maka ihe atụ underbucking.
 Michael, David E. Saws That Sing, A Guide To Use Crosscut Saws. USDA Forest Service, December 2004, nke U.S. Government Printing Office bipụtara peeji 64.

Njikọ mpụga 

 Vidio dị mkpirikpi nke a na-eji anyụike eme ihe dị ka underbuck. Mgbanwe nke aka anyụike na-eme ka nke a bụrụ usoro kachasị mma nke otu underbucking.
 Foto nke ngwá ọrụ na-agbagharị n'okpuru ala