Century Drill And Tool Hole Saw 3-3/4″ Bi-Metal Shark Tooth Size:3-3/4″ ribbed blade for added strength

ribbed blade for added strength & durability

This fireplace ash door is made with a durable cast iron construction that withstands heat and will not degrade over time

Bottom-load

Impact resistant

Eliminates need for stocking expensive lock nuts and lockwashers

Century Drill And Tool Hole Saw 3-3/4″ Bi-Metal Shark Tooth Size:3-3/4″ ribbed blade for added strengthProfessional bi metal saws with 8% cobalt high speed steel teeth, electron welded to shatterproof, shock absorbing alloy bodies. Variable pitch tooth pattern cuts clean through stainless steel, brass, aluminum, pipe steel, nail embedded wood, hardwood, plywood, sheet metal, fiberglass and plastic. Suggested speed RPMs are for cutting mild steel. Decrease RPMs by 30% for cast iron. Increase RPMs by 30% for brass and aluminum. Hole saws are shipped