Product Details: 3-piece 3/8" to 3/4" Brass Drift Punch . Designed to inhibit sparking (non-sparking) Made of consumable brass, designed not to mar steel Improved smooth polished finish with a knurled handle for a more effective use Used to transfer the force of a hammer blow to a specific location to remove or loosen a part or pin. Comes in an anti-slip pouch with hook and loop fastening system with individual slots for convenient storage Popular uses: aligning steel, car repairs, gun smithing/ repairing, oil, gas, chemical, and mining applications .