• 8 most-used tungsten carbide router bits in popular 1/4" shank size
• Tungsten carbide provides incredibly high heat-endurance and durability
• Maintains super-sharp cutting edge to 20,000 RPM
• Precision-ground, high-carbon steel shanks provide strength without brittleness
• Custom-fit wooden case with latch keeps bits clean, edges protected

Set includes eight high-quality bits in the most popular configurations; with ball bearings: flush trim 1/2", slot cutter 3/8", 45-degree chamfer, rounding over R-3/8". Regular bits: straight 1/4", mortising 1/2", straight 1/2", dovetail 1/2". Complete with hex key and custom-fit latched wooden box to keep bits clean, protected and organized. One-year warranty and satisfaction guarantee from Jack's Tool Shed.