HSS Circular Broach

1.HSS circular broach, 2.Material: M2/M35/M42/SKH51/SKH55, 3.accuracy:H7,H8,H9, 4.machining smooth cylindrical holes - details see: https://www.machineto.com/hss-circular-broach-10146907

Place of Origin:Chongqing China (Mainland)	Brand Name:YQ	Model Number:round	Type:BROACH
Coat:TIN/TICN/TIALN

HSS Circular Broach

1.Standard :GB3831-83

2.Size :(mm)

Nominal Dia.	Overall Length	Broaching Length	Pre-Broaching Hole.Dia.
10	380.440	From 10 to 30	9.3
11	385.450	From 10 to 30	10.3
12	385.450	From 10 to 30	11.3
13	395.460	From 10 to 30	12.3
14			13.3
15			14
16	From 400 to 520	From 10 to 30	15
17	From 400 to 520	From 10 to 30	16
18	From 405 to 530	From 10 to 30	17
19			18
20			19
22	From 400 to 655	From 10 to 80	21
24			23
25			24
26			25
28	From 465 to 745	From 18 to 120	27
30	From 480 to 750	From 18 to 120	29
31	From 480 to 750	From 18 to 120	29.9
32	From 500 to 750	From 18 to 120	30.8
34	From 500 to 760	From 18 to 120	32.9
35			33.9
36			34.8
38			36.8
40			38.8
42	From 500 to 770	From 30 to 120	40.8
45	From 500 to 770	From 30 to 120	43.8
48	From 560 to 750	From 30 to 120	46.7
50			48.7
52			50.8
54			52.8
55			53.8
58			56.8
60			58.8
62			60.8
65	From 570 to 760	From 30 to 120	63.8
70			68.8
75			73.8
80			78.8
85			83.8