Steel Rules with Inch Gradua tions 1-144" All rules furnished with Starrett satin chrome finish, except where noted. Additional sizes and variations available by special order. Rule Case Options • Protective case with see through front (standard) • Leather-like case with pocket clip (optional) Steel Rules Cases for 6" (150mm) Rules Cat. No. EDP Description 1612 55433 Case with Clip for 1/2" (12.7mm) Wide Rules 1634 55434 Case with Clip for 3/4" (19mm) Wide Rules 6" Spring-Tempered Steel Rules with Inch Graduations Cat. No. EDP Length Width x Thickness Graduations Feature Remarks C601-6* 52639 6" 3/4 x 3/64" 1 – 10ths, 20ths, 50ths, 100ths; 12ths, 24ths, 48ths; 16ths, 32nds, 64ths; 14ths, 28ths See Below** 604R-6* 52645 6" 3/4 x 3/64" 4R – 8ths, 16ths, Quick-Reading 32nds and 64ths Regular Steel Finish C604R-6* 52678 C604R-6 W/SLC* 66884 With Standard Letter of Certification† C604RE-6* 52660 6" 3/4 x 3/64" 4R – 8ths, 16ths, Quick-Reading 32nds and 64ths End Graduations in 32nds Both Ends, One Side End Graduations H604R-6* 52667 6" 3/4 x 3/64" 4R – 8ths, 16ths, Quick-Reading 32nds and 64ths Regular Steel Finish; With Reversible Hook CH604R-6* 52673 With Reversible Hook DH604R-6* 52662 Regular Steel Finish;WithAdjustable Double Hook CD604R-6* 52665 With Adjustable Double Hook C606R-6* 52652 6" 3/4 x 3/64" 6R – Both Sides – Aircraft Quick-Reading 50ths (.02) Both Edges One Side, Quick-Reading 10ths (.10) Both Edges, Opposite Side C607R-6* 52688 6" 3/4 x 3/64" 7R – 16ths, Quick-Reading 32nds, 64ths,Aircraft Quick-Reading 100ths C616R-6* 52701 6" 3/4 x 3/64" 16R – Quick-Reading 32nds, 64ths,Aircraft Quick-Reading 50ths, 100ths 1604R-6* 53210 6" 3/4 x 3/64" 4R – 8ths, 16ths, Quick-Reading 32nds and 64ths Stainless Steel 610N-6* 52694 6" 3/16 x 3/64" 10 – 32nds One Side and 64ths on Reverse Side Regular Steel Finish; Narrow Rule C610N-6* 52696 Narrow Rule H610N-6* 52697 Regular Steel Finish; Narrow Rule with Hook CH610N-6* 52699 Narrow Rule with Hook 611N-6* 52700 6" 3/16 x 3/64" 11 – 64ths on One Side and 100ths on Reverse Side Regular Steel Finish; Narrow Rule †Includes redemption card for Standard Letter of Certification (SLC). *Indicates rules with single row of inch figures (all rules under 1" width).Rules without asterisk have double row of inch figures,and each edge represents the bottom edge reading left to right (rules 1" and wider). **1 pattern has 12 different grads., many that are not found on usual rules. This allows the rule to be used for various purposes like laying out and cutting gear teeth (not generally used today). 1612 289 starrett.com P recision R ules , S traight E dges , P arallels