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PRODUCT INFO - BT40 ER20 FLOATING TAP TOOL HOLDER
- This holder accepts all ER20 collets
- Gage length is 3.50 inches long
- .300 compression and .500 extension travel via adjustable internal springs
- Ideal for Tapping and reaming
- All critical surfaces precision ground
- Made from alloy steel hardened to 54 - 56rc
- Rear thread for pull stud is M16 X 2.0
- MariTool Part# is BT40-TER20
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