62 Rule Holder The 62 Rule Holder is designed primarily for patternmakers, toolmakers and machinists.It will hold any rule or combination square blade from 3/4 – 1-9/16" (19-40mm) wide in an upright position for use in transferring measurements with surface gages,etc.It is also handy for use as a depth gage.A large knurled clamp nut securely locks the rule in the holder. The base is approximately 3-1/8" long and 2-1/2" wide (80 x 60mm). There is a depression on each side for thumb and fingers for handling convenience. Transferring measurements with a Starrett Surface Gage used in conjunction with rule and rule holder 423 Small Steel Rules with Holder 1/4, 3/8, 1/2, 3/4, 1" This set of five small rules is extremely useful for measurements in confined or hard-to-reach locations. They are especially suitable for measuring grooves, short shoulders, recesses, keyways, and in tool and die work. The 4" long holder is well balanced.The rules are easily inserted in the slotted end of the holder and are rigidly clamped in place by a slight turn of a knurled nut. Two slots are provided, so the rules can be held at 30º or 45º, either square in a slot or tipped to one side. Thicknesses up to 1/16" can be clamped in either slot. Rules are made of thin, spring-tempered steel, with bright finish and highly accurate, photo-engraved graduations. Each rule is graduated in 32nds of an inch on one side and 64ths on the reverse. Holders 62 Rule Holder Cat. No. EDP Description 62 50304 Holder only 423 Small Steel Rules with Holder Cat. No. EDP Description S423Z 51524 Set of 5 rules with holder in attractive, protective case 110 50475 Holder Only 62 S423Z 301 starrett.com P recision R ules , S traight E dges , P arallels