general 77 center punch, 5/8 in tip, 5 in l, aluminum

Lightweight aluminum body with alloy steel internal components, provides accurate center punches without drill bit traveling. One-handed operation, no hammer needed. Spring tension impact adjustments for working with lighter materials.

• General's automatic center punches offer a precise way to punch center holes for drilling in layout work
• One-handed spring impact operation, no hammer needed
• Spring tension adjusts for light or heavy markings
• Ball bearing action
• Lightweight aluminum body with knurled finger grip and durable alloy steel parts
• Hardened steel point
• Ideal for machinists and automotive repair professionals

• Catalog https://assets.unilogcorp.com/187/ITEM/DOC/GENERAL_100005155_Catalog.pdf