Dixon style quick change toolpost toolholder rack brackets Advent 22 Day 6 1 Balas C-4 collet holder with 10 collets 3/16, 15/64, 9/32, 5/16, 21/64. The item Falcon Kwiklok TIHL-R-8-4 Quick Change Tool System Set is in sale since Saturday, October 17, 2020. 1 Balas C-4 collet holder with 10 collets 3/16, 15/64, 9/32, 5/16, 21/64.