4pc Heavy-Duty Small Size Leather Hole Punch Set - 48-52 Rockwell - 0.8mm to 2.0mm Make clean holes in leather, vinyl, plastic, and soft metals Hard-to-find micro-size punches: 0.8mm, 1.0mm, 1.5mm & 2.0mm; use with hammer or mallet (not included) High-carbon steel tempered to hardness 48-52 on Rockwell scale for superior durability 3-1/4" length with knurled handles for non-slip hold, ejection chamber for removing cut material Great for belts, watch/sandal/luggage straps, jewelry design, arts & crafts; includes storage pouch