公司名称：More SuperHard Products Co., Ltd

From More Super Hard, you can get a PCD reamer with high accurate, reliable quality and economic to solve your problems in bores machining. Simple PCD reamers, customized multiblade stepped reamers and on to customer specific special tools are all available.
Precision reamers are designed to slightly enlarge the size of a previously formed hole with a high degree of accuracy that leaves the sides smooth. You’ll find the reamer tool you need for a variety of applications and materials here.
Features of PCD reamer for Spark plug hole machining:
Compound PCD drill bit + set car end face, greatly improving efficiency;
Parameter:
Linear velocity Vc(m/min): 350
Cutting tools diameter(mm): 24
Rotate speed (1/min): 4644
Teeth number: 1
Feed per teeth fz(mm): 0.3
Feed F(mm): 1393
Cutting-in Ap(mm):-