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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
Offering a range of arbor sizes from 0
Fitz-Rite end mill holders are precision ground to exceed industry standards
also known as pull studs
0002 and most feature a non-slip knurled nose for safer handling
Most sizes are available for same day shipment
CAT 40 Standard Retention Knobs CAT40 RENTION KNOB: STANDARD:40RK-115-45 Offering a range of arborRetention knobs, also known as pull studs, allows you to mount a tool holder to the machine spindle. Using a low quality retention knob can lead to poor tool life and run out, which is all of our retention knobs have threads that are rolled for strength and durability. We have standard style knobs for most machines in stock, as well as coolant thru and many special designs available and able to be shipped out same day. We are also able to manufacture