People also ask
What is the maximum size of ER25 collets?
ER25 series collets have a capacity of 1mm-17mm. Each ER25 collet has a range of (1 mm). The size indicated on the collet is the largest size it can hold and can be collapsed smaller within its collapse range of (0.9mm). For example, ER25-3mm can grab a round shank from 3mm diameter to 2.1mm diameter.
What size is a 1 4 inch collet?
1/4” (6,35 mm) shank router bits are widely available.
What does collet size mean?
Standards of ER Collets
The numbers represent the opening diameter of the tapered receptacle in millimeters. As you tighten the nut on your holder, the ER collet collapses together to hold round tools or stock from 0.5-2 mm (or 0.0197-0.0787 in., depending on collet size) smaller than the collet internal diameter.
What is the dimension of ER25?
ER Collet | Length | Diameter |
ER-11 | 18 mm (0.71") | 11.5 mm (0.45") |
ER-16 | 27.5 mm (1.08") | 17 mm (0.67") |
ER-20 | 31.5 mm (1.24") | 21 mm (0.83") |
ER-25 | 34 mm (1.34") | 26 mm (1.02") |