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PRODUCT INFO - ER20 Floating Tap Tool Holder
- This holder accepts all ER20 collets
- 3/4 straight shank for mill or lathe
- .300 compression and .500 extension travel via adjustable internal springs
- Ideal for holding taps and reamers
- All critical surfaces precision ground
- Made from alloy steel hardened to 54 - 56rc
- MariTool Part# is C3/4-TER20
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