13pcs HSS Spot Weld Cutter and Drill Bit Set for Cast Iron and Alloy Steel

Quantity: 13pcs. Material: HSS cobalt. Color：Gold，Sliver，Black（as picture ）. Use: iron, cast iron, alloy steel, carbon steel, die steel. 1 Welding Drill Bit set（as picture ）. Wide use, flat shaft for sure grip, special centering nib design to slipping.

eBay