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。 ) |5 t7 H5 ?8 z; V0 g6 L* i4 O# V* A, v( o
New HTT transmission with a heavy duty clutch for fast, solid engagements that transfers engine energy for additional torque.+ h6 Y# Y- X9 [2 E* n