Precise 6 Piece R8 Collet Set (1/8-3/4 BY 8ths) with Free Rack – 008-060

Precise 6 Piece R8 Collet Set (1/8-3/4" BY 8ths) with Free Rack 6 Piece R8 Collet Set (1/8-3/4" BY 8ths) Made of high grade tool steel. Hardened. Precision ground to close tolerance. Internally threaded: 7/16" -20. Run out is 0.0007". Shipping Weight: 3 lb