车工组在增产节约运动中,改进成功一种宽刃光刀(如附图),结果大大地提高了生产效率。用这种光刀在1(?)65型车床上光大轴比以往提高效率2～3倍,而光洁度可以达到▽▽▽7～▽▽▽8;吃刀量在0.01～ Carpenter in the campaign to increase production and conservation, to improve the success of a wide blade knife (as attached), the result has greatly increased production efficiency. With this light knife in 1 (?) 65 lathe light axis than ever before to improve the efficiency of 2 to 3 times, while the finish can be achieved ▽ ▽ ▽ 7 ~ ▽ ▽ ▽ 8;