For holding work pieces, which cannot be conveniently between centers, _____ is used.a) three jaw chuckb) four jaw chuckc) face platesd) all of the mentioned 9.The position of the bolts and clamps is very important in face plates.

• A. three jaw chuckb) four jaw chuckc) face platesd) all of the mentioned 9.The position of the bolts and clamps is very important in face plates.a) true
• B. four jaw chuck
• C. face plates
• D. all of the mentioned 9.The position of the bolts and clamps is very important in face plates.a) trueb) falseView Answer