Machinist, Measuring and Precision Tools General’s automatic center punches are a precise means of punching center AUTOMATIC holes for drilling in layout work. A single-handed operation with stored energy CENTER design eliminates the need for striking the punch with a hammer. Spring tension cap can be adjusted for light to heavy strokes. Punch depth can be PUNCHES set for repetitive work. Replacement points, shafts and moving parts are hardened alloy steel. 79 79X 77 79CT 78 87 STEEL AUTOMATIC CENTER PUNCH HEAVY-DUTY STEEL AUTOMATIC • For making lighter markings than our AUTOMATIC CENTER PUNCH CIRCUIT TRACE CUTTER Heavy-Duty Punch No. 78. • Heavy-duty center punch. • Accurately cuts individual conductor • Black oxide finish inhibits rust. • Black oxide finish inhibits rust. traces on printed circuitboards. • All-steel 5" body with threaded, • All-steel 6" body with threaded, • Fine adjustment permits precise replaceable hardened steel point replaceable hardened steel point cutting of different copper weights. and shaft. and shaft. • Protects against damage to various • Body diameter is 1/2". • Body diameter is 5/8". circuitboard substrates. UPC CODE NO. UPC CODE NO. • Hardened chisel point is replaceable 31072 9 79 31066 8 78 with No. 79CTP. 31078 1 79P Replacement point 31068 2 78P Replacement point • Exclusive General patent. 31079 8 79P/2 Replacement points (2) UPC CODE NO. 31074 3 79CT BALL BEARING SOLID POINT 31076 7 79CTP Replacement point AUTOMATIC CENTER PUNCH AUTOMATIC CENTER PUNCH • Unique ball bearing action. • One-hand operation. • Lightweight aluminum body with No hammer needed. POCKET AUTOMATIC CENTER long wearing alloy steel parts. • Spring tension adjusts for light or PUNCH • Body diameter 5/8"; overall length 5". heavy marking. • Punches, marks, scribes and starts nail • All-steel solid point is replaceable. • Black oxide finish inhibits rust. or screw holes. UPC CODE NO. • All-steel 5" body with hardened steel • Lightweight aluminum body with 31062 0 77 point and shaft. replaceable alloy steel point for long 31064 4 77P Replacement point • Body diameter is 1/2". wear. UPC CODE NO. • Adjusts for light or heavy markings. 31084 2 79X • Pencil slim design with pocket clip. UPC CODE NO. 31108 5 87 31110 8 87P Replacement point 22.