I use the Brenda Henning Triangulations 3.0 CD. It does QST in 1/8" increments, HST in 1/16" increments and Flying Geese in 1/4" increments. It's the only way to go. I put Brenda Henning Triangulations in Google Search and found the cheapest which was btwn $20. and $25.00. It's the only way to go.