Concentric 4MT Spring Loaded Live Center, Spindle Dia. 0.686 17104

• Low profile design gives less overhang, greater load capacity and increased rigidity.
• Smaller turning radius allows higher RPM’s lower bearing speeds.
• Needle bearings distribute stress for up to 6,800 lbs. radial load capacity, extend life 2 to 3 times that of conventional live centers and provide turning accuracy up to 0.0001″.
• TIR repeatability:0.0001″
• Point Angle”60
• Automatic thrust adjustment: spring loaded spindle compensates for work expansion or contraction, maintains constant tailstock thrust and eliminates jamming
• Made in the U.S.A.

Features:

• Grease hole.
• Tampered steel spring.

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