74 Items Match Your Search Free Shipping Coupon Now Available on Most Orders Over $25! Coupon applicable for use within the USA including Alaska and Hawaii. Please use coupon code FREESHIP when checking out. EXCLUSIONS: 500 foot and 1000 foot rolls of wire; flammable and/or hazardous chemicals; and any order in excess of 15 pounds combined weight. Coupon also DOES NOT apply to: International orders, oversize, truck or expedited shipping charges. Void where prohibited by law. Part # Description  Photo  Price Add To Cart 416-M INSTRUCTIONS & INFORMATION FOR USING THE POSITIVE PHOTOGRAPHIC PROCESS      $1.75 416-S FOAM POSITIVE RESIST BRUSH-FOR SMOOTHING OUT CHEMICAL COATING      $4.50 *      ER18 TIN PLATING CRYSTALS-THIS WILL DEPOSIT A BRIGHT TINPLATE ONTO A CIRCUIT BOARD WHEN WATER IS ADDED TO CRYSTALS-WILL MAKE UP TO 1 PINT OF SOLUTION      $12.50 421-125ML 4.2 OUNCES (125ml) TINNING SOLUTION FOR CIRCUIT BOARDS-TIN PLATES COPPER CIRCUITS IN 5 MINUTES-PROTECTS AGAINST CORROSION & PROVIDES EXCELLENT SOLDERABILITY. NO MIXING OR DILUTION REQUIRED      $54.75 421-500ML 17 OUNCES TINNING SOLUTION FOR CIRCUIT BOARDS-PROVENTS AGAINST CORROSION AND PROVIDES FOR EXCELLENT SOLDERABILITY      $99.50 820-250G 250 GRAMS COPPER CIRCUIT BOARD CLEANER-USE AS A PASTE TO CLEAN COPPER CLAD BOARDS      $2.75 *      ****************PRESENSTIZED COPPER CLAD BOARDS********************      ***************FOR PHOTOGRAPHIC ETCHING PROCESS*******************      *      PC18F 1 OUNCE NEGATIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 4" x 6" x 1/16" THICK      $10.95 PC19F 1 OUNCE NEGATIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9" x 1/16" THICK      $20.75 *      PC41F 1 OUNCE NEGATIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 4" x 6" x 1/16" THICK      $14.75 PC42F 1 OUNCE NEGATIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9" x 1/16" THICK      $29.95 *      PC17P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 3" x 4-1/2" x 1/16" THICK      $8.50 PC18P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 4" x 6" x 1/16" THICK      $10.95 606M 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 4" x 6" x 1/16" THICK      $13.75 609M 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 6" x 1/16" THICK      $15.95 612M 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9" x 1/16" THICK      $22.50 PC19P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9" x 1/16" THICK      $22.50 *      PC57P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD ONE SIDE FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9"-BOARD THICKNESS: 1/32"      $23.50 *      PC40P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 3" x 4-1/2" x 1/16" THICK      $11.95 PC41P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 4" x 6" x 1/16" THICK      $18.95 650M 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 6" x 1/16" THICK      $20.75 PC42P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9" x 1/16" THICK      $33.50 *      689M 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9"-BOARD THICKNESS: 1/32"      $18.95 PC46P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9"-BOARD THICKNESS: 1/32"      $29.75 PC62P 1 OUNCE POSITIVELY PRESENSITIZED COPPER CLAD DOUBLE SIDED FR4 EPOXY GLASS BOARD (NO HOLES)-SIZE: 6" x 9"-BOARD THICKNESS: 1/100"      $32.50 First Page | Previous Page | Next Page | Last Page End of Category!