Ax with a straight blade is used successfully in meat cutting, but for chopping wood it is not suitable: there are much more efficient is the blade of the carpenter type, with a rounded sharp edge. It is better enters the wood easily separates the chips. Therefore, the axe of a carpenter blade must be rounded with a radius of 250 — 270 mm.
V. BORISOV
Recommend to read
“LUKASHONOK” — SCHOOL TRACTOR
The characteristic trend is clearly revealed held in the summer of 1978 the VI all-Russian meeting of young rationalizers and engineers: in many rural schools children are actively...
… WILL UNBALANCE
The quality of mortar depends largely on the quality of sand: it is necessary to sift carefully to avoid patches of clay, coarse particles, stones. To facilitate this work will help...
