作者: Robert Unsworth
DOI:
关键词: Mechanical engineering 、 Thread (computing) 、 Drilling 、 Roller reamer 、 Computer science 、 Drill 、 Drill bit 、 Direct bonding
摘要: A drill has a unitary bit and chuck structure that includes chuck. The encloses portion of the thread. rotatable drive element having thread engages is heat shrunk onto to form through direct bonding with bit.