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。 1 n0 r% D3 B1 k- N# C' [3 C) w1 N$ Y- L4 D! Y
New HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque." H' S9 f1 @9 n4 X0 E6 I6 O8 M