Lufkin Folding Log Rule-Doyle Scale

The Lufkin Folding Log Rule - Doyle Scale is a Doyle Scale rule used by scalers and cruisers to determine footage of saw logs. The Lufkin Folding Log Rule - Doyle Scale features a folding end hook with brass fitting. The folding design of the Doyle Scale - Log Rule allows for easy carry and convenience. Easy to read black graduations on the white Doyle Scale.Lufkin Folding Log Rule - Doyle Scale are easy to read on the white Doyle Scale. The Lufkin Folding Log Rule - Doyle Scale measures 5/8" x 48". Designed for estimating board feet in a cut log Graduated inches to 1/16ths lower edge Outside markings for 10 and 18' logs Inside markings for 12', 14' and 16' logs