ER16 R8 Collet Chuck Tool Holder System
SKU
202-1428
$155.35
In stock
Shipping UPS Ground
Details
| Mfg SKU # | 202-1428 |
|---|---|
| Tool Holder Category | Collet Chuck |
| Brand | Shars Tool |
| shank size | R8 |
| drawbar thread size | 7/16x20UNF |
| Dual Contact Tool Holder | No |
| collet series | ER16 |
| collet chuck style | standard |
Spotlight
- Concentricity is less than .0002 at collet face
- Made of alloy steel and hardened to HRc 58 and all critical surface is precision ground
- R8 drive slot is precision mill finished to give a tight fit into the R8 spindle
- Internal set screw is included and can be used as a stopping pin to prevent end mill or drill from sliding backwards while performing heavy cutting
- ER collet nut is nickel plated to improve rust resistance than black oxided finished collet nut
- Made from alloy spring steel and hardened to HRC 44-48
- All fractional size is true imperial size, not a metric conversion size
- All collets are checked its runout individually on 4 contact points by a high tolerance bench marked testing rod
- On size 1/8" and larger the runout is .0003"; under size 1/8 the runout is .00059"
- Each size of ER16 collet has collapsing range of .039" (1 mm); the size of the collet is the largest size it can hold and able to hold anything smaller within the collapsing range
- Conform to DIN6499B
