规格	节线长	齿数	规格	节线长	齿数	规格	节线长	齿数
S4.5M-180	180.00	40	S4.5M-347	347.00	77	S4.5M-504	504.00	112
S4.5M-198	198.00	44	S4.5M-351	351.00	78	S4.5M-518	518.00	115
S4.5M-203	203.00	45	S4.5M-360	360.00	80	S4.5M-558	558.00	124
S4.5M-225	225.00	50	S4.5M-369	369.00	82	S4.5M-563	563.00	125
S4.5M-252	252.00	56	S4.5M-387	387.00	86	S4.5M-567	567.00	126
S4.5M-275	275.00	61	S4.5M-396	396.00	88	S4.5M-612	612.00	136
S4.5M-279	279.00	62	S4.5M-414	414.00	92	S4.5M-630	630.00	140
S4.5M-284	284.00	63	S4.5M-437	437.00	97	S4.5M-653	653.00	145
S4.5M-297	297.00	66	S4.5M-441	441.00	98	S4.5M-675	675.00	150
S4.5M-315	315.00	70	S4.5M-450	450.00	100	S4.5M-711	711.00	158
S4.5M-329	329.00	73	S4.5M-468	468.00	104	S4.5M-801	801.00	178
S4.5M-333	333.00	74	S4.5M-486	486.00	108	S4.5M-864	864.00	192
S4.5M-338	338.00	75	S4.5M-500	500.00	111	S4.5M-905	905.00	201