Lockhart CAT40 ER Collet Tool Holders - Balanced G2.5 / 30000 RPM - HAAS Pullstud: ER16 x 4.0" Gauge Length

Does your machine have a spindle with a max RPM over 7K?
Ensure you Examine tools, toolholders, and pull studs regularly. Replace toolholders and pull studs with surface damage.

RPMs higher than 7,000 MUST have balanced tooling of grade G2.5 (ISO 1940 and ANSI S2.19).

Lockhart Precision Collet Chucks are balanced to 30,000 RPM at G2.5 tolerance. They are individually lab tested for accuracy and balance and come with their individual performance report. Lockhart holders achieve 0.0001" or less T.I.R. as measured from the taper to the collet pocket.

Specifications:
TIR Runout :0.005MM / .0001"
Balanced: G2.5 / 30,000RPM

• Collet Chuck accepts all collets as selected (ER16, ER25, ER32)
• Individually tested for accuracy and balance
• Works on all CAT40 machines
• Threaded for stop screw type 2 (not included)
• All critical surfaces precision ground
• Made from alloy steel hardened
• Balanced to G2.5 at 30,000 rpms
• Gage length as selected
• T.I.R. Concentricity is less than .0001 at collet face
• Rear thread for pull stud is 5/8-11
• Collet nut is included
• Coolant thru capability
• Lockhart Precision Part# LP-CAT40-ER