Copper Anti Seize Lubricant, 12 oz Aerosol Can ORS NASCO heat treated Head design also reduces chance heat treated Head design also reduces chance of pin slipping from the hand when aligning holes Angled head and smooth blending of radii increase strength and reduce the danger of chipping Full leather reinforced palms for puncture and abrasion resistance and excellent wet and dry grip Kevlar® brand fiber construction for cut resistance and slash resistance (Kevlar® is a highly cut and heat resistant fiber) Reinforced thumb crotch for high wear durability 100% Kevlar® shell is five times stronger than steel on an equal weight basis Leather palm provides solid abrasion puncture resistance drip or settle out rust and corrosion Cushions impact and shock loads Will not run