Helical hole Rod

Helical rods program that offers a multitude of configurations and ensures high precision

Numerous versions available in stock
The most prevalent specifications, with two and three holes, or with 30 and 40 degrees, are all in our standard stock program.
Minimum pitch tolerances
In an attempt to stabilize the processing procedure and to optimize the cutting tool performance, CB CERATIZIT adopts classification system to ensure the pitch tolerance will deliver high-accuracy.

Detail

30度雙孔螺旋圓棒
D外徑	L長度	d內孔	TK孔距	材質	可開最小外徑	Nominal Pitch 導程參考值
mm	mm	mm	mm	WF15	可開最小外徑	藍區間	白區間	黄區間
3.0	330	0.40	1.20	●	2.45	15.89	16.32	16.77
3.0	330	0.40	1.60	●	285	15.89	16.32	16.77
4.0	330	0.60	2.10	●	3.80	21.19	21.77	22.36
5.0	330	0.70	2.40	●	4.45	26.49	27.21	27.95
6.0	330	0.40	1.60	●	3.55	31.79	32.65	33.54
6.0	330	0.60	2.10	●	4.25	31.79	32.65	33.54
6.0	330	0.70	2.40	●	4.65	31.79	32.65	33.54
7.0	330	1.00	3.50	●	6.25	37.09	38.09	39.13
8.0	330	0.59	2.00	●	4.54	42.38	43.53	44.73
8.0	330	0.60	2.80	●	5.35	42.38	43.53	44.73
8.0	330	1.00	3.80	●	6.75	42.38	43.53	44.73
9.0	330	1.40	4.50	●	8.15	47.68	48.97	50.32
10.0	330	1.00	3.50	●	16.95	52.98	54.41	55.91
10.0	330	1.40	4.50	●	8.35	52.98	54.41	55.91
11.0	330	1.40	4.90	●	9.05	58.28	59.86	61.50
12.0	330	1.40	5.85	●	10.20	63.58	65.30	67.09
13.0	330	1.75	6.10	●	11.05	68.87	70.74	72.68
14.0	330	1.75	6.70	●	11.85	74.17	76.18	78.27
14.0	330	2.00	6.70	●	12.10	74.17	76.18	78.27
15.0	330	1.75	7.10	●	12.45	7947	81.62	83.86
16.0	330	1.40	7.90	●	13.10	84.7	87.06	89.45
16.0	330	1.75	790	●	13.45	84.77	87.06	89.45
17.0	330	1.75	8.00	●	13.80	90.07	92.50	95.04
18.0	330	1.40	9.15	●	14.80	95.37	97.95	100.63
18.0	330	2.00	9.15	●	15.40	95.37	97.95	100.63
19.0	330	2.00	9.70	●	16.15	100.66	103.39	106.22
20.0	330	1.40	9.90	●	16.05	105.96	108.83	111.81
20.0	330	2.00	9.90	●	16.65	105.96	108.83	111.81
21.0	330	2.00	10.50	●	17.45	111.26	114.27	117.40
22.0	330	2.00	11.10	●	18.25	116.56	119.71	122.99
23.0	330	2.50	11.70	●	19.55	121.86	125.15	128.58
24.0	330	2.00	12.30	●	19.85	127.15	130.59	134.18
25.0	330	2.00	12.80	●	20.55	132.45	136.03	139.77
27.0	330	2.00	13.70	●	21.85	143.05	146.92	150.95
28.0	330	2.00	14.10	●	22.45	148.35	152.36	156.54
32.0	330	3.00	17.00	●	27.15	169.54	174.12	178.90