b'PRECISION STEEL RULES604quaRes and ulesSTEEL RULES, INCH GRADUATIONS, SPRING-TEMPEREDAll rules feature the Starrett satin chrome finish, except where noted. Additional sizes and variations available on special order.s RSTANDARD CASE FOR 6"/150MM RULESFor added convenience and protection, all 6" and 150mm rules in 1/2" and 3/4" widths (except hook rules) are furnished with a protective case with a clear front.OPTIONAL CASE WITH CLIPA leather-like case with pocket clip for 6" (150mm) steel rules. Rounded metal-bound edges prevent pockets from becoming worn and torn by rule corners.Cat. No. EDP Length Width x Thickness Graduation Feature Remarks604R-6 52645 6" 4R8ths, 16ths, Quick-Reading 32nds and 64ths Regular Steel FinishC604R-6 52678 6" -C604RE-6 52660 6" 3/4" x 3/64" 4R8ths, 16ths, Quick-Reading 32nds and 64ths End Graduations in 32nds BothEnd GraduationsEnds, One SideCH604R-6 52673 6"604R-12 52647 12" 4R8ths, 16ths, Quick-Reading 32nds and 64ths With Reversible HookCH604R-12 52674 12" 1" x 3/64" -C604R-12 52679 12" With Reversible Hook610N-6* 52694 6" 3/16" x 3/64" 1032nds One Side and 64ths on Reverse Side -610N-12* 52695 12" Regular Steel Finish; Narrow Rule*Indicates rules with single row of inch figures (all rules under 1" width)C604RE-6C604R-676'