Item # 76987

• Collis E/R Series Collet Chucks allow users precise, accurate gripping within . 0.0002".
• Collis E/R Series Collet Chucks result in improved tool life, improved part tolerances, less scrap, higher productivity, and less down time.
• Collis E/R Series Collet Chucks have threaded thru holes for a back up screw. Coolant thru.
• Collis number includes nut and backup screw.

Specifications
Flange Type	BT Shank
Shank Size	50
Collet Size	#32
Proj. (A)	4.00 in.
Dim. D (min)	1.91 in.
Dim. D (max)	4.24 in.
Diameter (B)	1.97 in.
Width (C)	0.87 in.
Nut	85005
Backup Screw	64769
Max. Dia. (E)	0.86 in.
Wrench	64744
Gripping Accuracy	<=0.0002 in.