Collection: Challenge Supplies

Challenge Paper Drill Bit - Hollow 1/4" x 1" (6.3mm) for Challenge Model JF Paper Drill

Cutter Knife (Alloy Tool Steel) for Challenge Model 20, Titan 200

Cutter Knife (19.375") for the Challenge Diamond Cutter

Challenge Paper Drill Bit - Hollow 5/16" (7.9mm)

Cutter Knife for the Challenge Cutter Spartan 150m

Challenge Paper Drill Bit - Hollow 5/32" (3.9mm)

Cutter Knife for the Challenge Cutter Titan 230

Challenge Paper Drill Bit - Hollow 3/8" (9.5mm)