Model No: HW-225 Size:M10 x 70mm x 50mm Other Available Size: M5 x 60mm x 35mm / M6 x 50mm x 35mm /  M8 x 75mm x 50mm   Description EXPANSION BOLT (M10 x 70mm x 50mm) is commonly used to secure tv brackets and L-brackets in walls. It is covered with ceramic-like encasing to give the bolt additional strength and toughness.