想買把電鑽;家居用,可鑽石屎(混凝土)牆。
充電式(無電源線) 好些或是有電源線適合家居用多些?
可否介紹一兩把?
Bosch GBH 18V-LI Compact Professional (充電式) 和 Bosch GBH 2-20 DRE Professional (有電源線) 合適嗎?
http://www.bosch-pt.com.hk/papocs-hk/Trade+and+Industry/Tools/HK/zh/gw/Cordless+Rotary+Hammers/131421/GBH+36+V-LI+Compact/16226/index.htm
http://www.bosch-pt.com.hk/papocs-hk/Trade+and+Industry/Tools/HK/zh/gw/Rotary+Hammers+with+SDS-plus/131445/GBH+2-20+DRE/105941/index.htm