Kobalt 3 4 in 12 point Standard (SAE) Flexible Head Ratchet Wrench 1 4 in. Drive Ratchet Silicon Carbide is typically used Silicon Carbide is typically used in a blast cabinet or where the abrasive is being recycled Center to Center measurement (distance between the drill holes) : 3 in (76 mm) star and some rounded 72 tooth gear provides 5 ° arc swing Flexible box end rotates 180 ° allowing access to the narrowest of work areas Constructed of chrome vanadium steel and heat treated for strength and durability Professional grade Sub Brand N A Measure Type Standard (SAE) Size 3 4 in Material Steel Finish Polished chrome Head Design Flexible head Handle Design Standard Number of Teeth 72 Arc (Degrees) 5 Degree Offset (Degrees) 180 Points 12 point Flexible Head Yes Reversible No Universal No Quick Release N A Set Individual Individual Case Type N A (no case) Weight (lbs