Sagot :
Answer:
Tool steels. They are relatively cheap and tough. ... cemented carbides. Harder than tool steels, but less tough. ...
cutting ceramic. They are even harder than cemented carbides but have lower toughness. ...
Explanation:
thanks
Answer:
Tool steels. They are relatively cheap and tough. ... cemented carbides. Harder than tool steels, but less tough. ...
cutting ceramic. They are even harder than cemented carbides but have lower toughness. ...
Explanation:
thanks