Isopropyl Alcohol Cleaner, 16 oz Aerosol Can, Alcoholic Odor ORS NASCO Upper and lower tongs are Upper and lower tongs are made from a high copper alloy for maximum conductivity and strength Top and bottom tip insulators are a molded fiberglass compound and will withstand intensive heat impact Handles are molded from a durable glass filled nylon material with a good heat and impact resistance Oval point screw cable connection is standard on all models lock unlock with a half turn rotation of the bending handle Extra long 16 inch (40 cm) handles increase leverage and roll dies in the bending form reduce force needed Vise clamp built into bending form for extra stability A quick drying light duty precision cleaner for use in industrial and aviation applications Its 99% pure formula aggressively dissolves grease