Description
Details
Utoolmart R8 Precision Round Spring Collet, R8 Collet, Precision R8 Collet Set, 4mm Mill Chuck Holder, 65Mn Spring Steel: Fetures- R8 Collets do not collapse. The Tail Thread Is 7/16-20UNF; Tooth Type: Fine Teeth; Precision: 0.013mm; Hardness(HRC): HRC55; Clamping Range (Inner Diameter): 4mm / 0.16-inch. Material- Using quality 65Mn alloy steel, hardened, long life and more durable. Precision ground to close tolerance. Positioning slot make the collets more quickly and convently to install.
Key features
- Fetures- R8 Collets do not collapse. The Tail Thread Is 7/16-20UNF; Tooth Type: Fine Teeth; Precision: 0.013mm; Hardness(HRC): HRC55; Clamping Range (Inner Diameter): 4mm / 0.16-inch
- Material- Using quality 65Mn alloy steel, hardened, long life and more durable. Precision ground to close tolerance. Positioning slot make the collets more quickly and convently to install
- Advantage- Large clamping force, wide glamping range, not aasy to wear, strong and durable. Surface grinding to ensure tolerance and accuracy, strong versatility and reliable
- Material: 65Mn
- Size: 4mm
Product specifics
- Brand: Utoolmart
- Category: Router Accessories & Parts
- Size: 4mm
- Material: 65Mn
- Model: UT190919J-0021
- Part number: UT190919J-0021




