Check the listing for details. PB Swiss Tools PB 725.4 Knurled Nail Punches w/ Concave Tip, 4 mm. Condition: New. Listed at 11.08 USD. PB Swiss Tools PB 725.4 Knurled Nail Punches w/ Concave Tip, 4 mm Manufacturer:PB Swiss Tools Part Number:PB 725.4 Safety nail set, countersink, knurled. for countersinking protruding nails in wood or plastic surfaces. special alloy based on spring steel, exceptional elasticity coupled with high grade hardening.Nail Punches Concave Tip Tip Diameter: 4 mm Material : Alloy Steel Made In Switzerland About the Manufacturer Anyone that holds a tool from PB Swiss Tools in their hand will immediately notice: it's special. That particular feeling of working with dependable, accurate tools is something professionals, tradespeople and amateurs the world over appreciate. Tools and instruments from Emmental in Switzerland have been up in space, are used to assemble cars on production lines and render excellent service in operating rooms. Every tool reflects 100 per cent Swiss principles. For four generations, the owning family has remained committed to the home location. Bulk Pricing For customers who wish to order large quantities of this item and would like to receive bulk pricing, please contact us directly and we will provide the best price possible.