Eagle Tool individual interchangeable heads for use with the Switch Bit Shanks. High quality carbide tip masonry bit. It is the best fit for difficult situations. There is a fish accommodation hole in the head for fishing wire back through the drill path. The 3/8-inch head diameter is compatible with all 3/16-inch diameter Switch Bit Shanks. It works well in concrete block, tiles, brick and most other porous masonry products.

• Interchangeable carbide tip head
• Compatible shanks ETSHK21, ETSHK22, ET25015, ET25021, ET25033, ET25051, ET25069
• Compatible with Allen wrench and spare set screw kit ETAKIT1
• Made in the USA
• Add a Quick Switch Hex to adapt to a Quick Change chuck part number ETHXKIT187