185 Time Sa ver® Tap and Drill Gage NOS. 1-60/.228-.040" • Correct sizing of tap drill for any common size machine screw tap in "NF" National Fine or "NC" National Coarse Thread • Leaves the right amount of stock for approximately 65% full thread • Shows correct drill body size • 60 holes with number sizes and decimal equivalents • Black matte finish with information steel stamped on one side and white marked on the reverse side for quick, clear reading • Carefully tested for accuracy after hardening Hardened Drill and Wire Gages 198 St andard Letter Size Drill Gage A-Z .234-.413" DIA. • Quick, convenient checking of letter size drills • Twenty-six holes provided, giving corresponding drill sizes from "A" through "Z" with decimal equivalents from .234" diameter through .413" diameter • Satin finish • Carefully tested for accuracy after hardening 186 Drill and Steel Wire Gage NOS. 1-60/.228-.040" • Widely used by mechanics for twist drills and steel drill rod • Similar to 185, without the tap and drill information • 60 holes from 1 to 60 • Marked with number sizes and decimal equivalents • Black matte finish with gage information steel stamped on one side and white marked on reverse for quick, clear reading • Carefully tested for accuracy after hardening 187 Jobbers' Drill Gage 1/16-1/2" • Quick sizing of any twist drill from 1/16-1/2" by 64ths • 29 holes marked with drill size in inches and decimal equivalents • Black matte finish with gage information steel stamped on one side and white marked on reverse for quick, clear reading • Carefully tested for accuracy after hardening 185 Time Saver Tap and Drill Gage Cat. No. EDP Range Dimensions Tap Size Tap Drill Body Drill Thickness x Width x Length 185 50675 2-56 to 1/4-28 50 to 3 44 to 1/4 5/64" x 2-5/16" x 6-1/4" Fixed Gages Cat. No. EDP Dimensions Description Thickness x Width x Length 186 50676 5/64" x 1-1/2" x 5-1/2" Drill and Steel Wire Gage Fixed Gages Cat. No. EDP Dimensions Description Thickness x Width x Length 187 50677 5/64" x 2-5/16" x 6-1/4" Jobbers' Drill Gage Fixed Gages Cat. No. EDP Dimensions Description Thickness x Width x Length 198 50718 5/64 " x 2-5/16" x 6-1/4" Standard Letter Size Drill Gage 185 187 198 186 327 starrett.com F ixed G age S t andards