Er Nut ER32UM nut Clamping Nuts Er Collet Nut DIN6499 nut, ER Nut Selection of high quality spring steel, Clamp Lock Nuts has a higher flexibility and service life.The clamping force, clamping range, high precision, Clamping Nut used for boring, milling, drilling, tapping, grinding and engraving processing. ER COLLET all through high precision grinding, precision manufacturing line with the German DIN 6499 specifications
Product parameters
Name ER precision A/M/UM nut
Material: chrome steel/20CrMnTi
Model: ER11/ER16/Er20/ER25/ER32/ER40/ER50
Main features: preset high-precision ER nut with dynamic balance, suitable for machine tools with machining center speed below 30000 It is suitable for ER-type tool holders, tool bars, screw caps of extension rods to hold drill bits, boring heads, carving cutters, reamers and other tools.
| TYPE | MODEL | D(mm) | L(mm) | M | Wt(kg) |
| A | ER11-A | 19 | 11.3 | M14*0.75 | 0.005 |
| ER16-A | 28 | 17.5 | M22*1.5 | 0.01 |
| ER20-A | 35 | 19 | M25*1.5 | 0.05 |
| M | ER8-M | 12 | 12 | M10*0.75 | 0.005 |
| ER11-M | 16 |
| M13*0.75 | 0.01 |
| ER16-M | 22 | 18 | M19*1 | 0.05 |
| ER20-M | 28 | 18 | M24*1 | 0.6 |
| ER25-M | 35 | 20 | M30*1 | 0.08 |
| UM | ER25-UM | 42 | 20 | M32*1.5 | 0.14 |
| ER32-UM | 50 | 22.5 | M40*1.5 | 0.2 |
| ER40-UM | 63 | 25.5 | M50*1.5 | 0.3 |
| ER50-UM | 78 | 35.5 | M64*2 | 0.5 |
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