CAT 斜柄钻头套筒 CAT40×MTA1-1.60" CAT40×MTA2-2.00" CAT40×MTA3-2.75" CAT40×MTA4-3.75" CAT50×MTA1-2.00" CAT50×MTA2-2.00" CAT50×MTA3-2.50" CAT50×MTA4-3.30" CAT50×MTA5-4.10"