a: 582
b: 113

Quilter's Rule, QR-QQ2, New England Quilt Supply

Quick Quarter Guide, 12”X .5”

QR-QQ2
The Quick Quarter II is a 12" marking guide that has a sloted center which gives a 1/4" seam allowance to either side.

Great for making multiple Half- & Quarter-Square triangle blocks and Flying Geese blocks.

Also a great tool to divide a square!

Also available in 8" length - the QR-QQ 
retail $5.50