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Model: ER20 A Black Oxide Finish Hardened & precision ground. Material: First class 40CR steel. Measurements: Run-out tolerance 0.015mm. D:34mm. L:20.5mm
People also ask
What size is an ER20 tool?
ER Collet | Length | Diameter |
ER-20 | 31.5 mm (1.24") | 21 mm (0.83") |
ER-25 | 34 mm (1.34") | 26 mm (1.02") |
ER-32 | 40 mm (1.57" | 33 mm (1.30") |
ER-40 | 46 mm (1.81") | 41 mm (1.61") |
What size is ER20 collet nut?
(D) Diameter | 35mm |
D1 | 30mm |
Collet Standard | ER20 |
B | 19mm |
t (Thread) | M25 x 1.5 |
What are ER20 collets?
Our ER20 collets have a capacity ranging from . 0625 - . 5000 inches or in metric sizes from 2mm up to 13mm. The number shown on the collet is the largest size that particular collet can hold, but it can be tightened to a smaller size. Purchase separately or in a set for a discounted price.
What is a ER collet used for?
An ER collet is a CNC tool used to hold various components used in mills. These devices consist of the main body and a threat end. The nut screws onto the main shaft. ER collets are available in ER-8 through ER-50 series, with each model number referring to the holder's diameter size in millimeters.