又看了一下冰钻的解释,说是最新科技,New high torque 2 H.P,可以用8‘, 9’,10‘三种钻头,应该没有问题。 ; W& t( C. e J& r4 t4 I- { F' t
New HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque. . r* L4 `7 i) R9 M ! b0 R* O v! V$ O7 p4 h机器不但要看马力,扭力也很重要。