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PRODUCT INFO - ER20 3/4-2MF STRAIGHT SHANK COLLET CHUCK
- This holder accepts all ER20 collets
- Straight shank is .750" diameter 2.00" long
- All critical surfaces precision ground
- Made from alloy steel hardened to 54 - 56rc
- Coolant through capability
- Flat on shank makes this holder ideal for lathe application
- M-style collet nut. Slimmer than standard collet nut.
- M-style wrench is not included, but is available in our store. Part number is ER20M-WRENCH
- MariTool Part# is C3/4-ER20-2MF
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