The angle which the blade forms with is chosen to be not greater than 20° and the bevel width, as measured in the direction of {TAIL ~ movement} of {HEAD ~ the web}, is at most 0.15 centimeters 
The angle which the blade forms with is chosen to be not greater than 20 ° and the bevel width , as measured in the direction of { TAIL ~ movement } of { HEAD ~ the web } , is at most 0.15 centimeters
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH