"DESCRIPTION FEATURES: Finkal Punches & Chisels are manufactured from hardened and tempered top grade carbon alloy steel. This increases strength and durability, and reduces brittleness and tool stress. The striking end of all Centre Punches and Nail Punches has been tempered to prevent the head from shattering during striking. Punches & Chisels are available individually and in sets. All punches have knurled grips for easy and sure handling. Size: 5mm (3/16"") Heavy Duty TECHNICAL DATA: Categories Hand Tools » Punches / Chisels » Centre Punch Brand Finkal Item # 1046919 REVIEWS"