Ideal when precise tolerances are required the round broaches are designed to generate in one pass a round precision hole inside a previous hole.
They are finished with variable pitch teeth and available in standard american measures from ¼” to 1” with TIN or TIALN coating.
The metric measures are available upon request.
|
NOMINAL DIAMETER |
PILOT DIAMETER |
BROACH LENGHT |
LENGHT OF CUT IN STEEL 50 (min and max)* |
MAX PRESSURE* |
|
¼” |
5.95 mm |
149 mm |
8-19 mm |
381 kg |
|
5/16“ |
6.27 mm |
149 mm |
8-19 mm |
476 kg |
|
3/8“ |
9.13 mm |
175 mm |
10-25 mm |
653 kg |
|
7/16“ |
10.72 mm |
175 mm |
10-25 mm |
762 kg |
|
½“ |
12.30 mm |
203 mm |
13-32 mm |
1016 kg |
|
5/8“ |
15.48 mm |
216 mm |
13-32 mm |
1133 kg |
|
¾“ |
18.65 mm |
232 mm |
16-38 mm |
1687 kg |
|
7/8“ |
21.83 mm |
235 mm |
16-38 mm |
1968 kg |
|
1“ |
25.00 mm |
260 mm |
16-44 mm |
2254 kg |
* based on mild steel.