NEW IMPREGNATED DRILLING BITS
urdiamant
Článek nebyl dosud hodnocen
11.12.2009, 08:40:00
hornictví

NEW IMPREGNATED DRILLING BITS FOR EXTREMELY HARD ROCKS
For more info please click on the next link (pdf file - Adobe Acrobat Reader needed):


IMPREGNATED DRILLING BITS (PDF)


urdiamant