WD 40 Value Pack 5L Option:5L preventing the main bolt being preventing the main bolt being retracted by a credit card The inside handle can be deadlocked by an anti clockwise turn of the key from the inside so securing the lock against forced entry The bolt can be held in the withdrawn position (only) with the use of the snib feature This product is ideal for solid and glass paneled doors An ergonomic internal locking handle which offers added security against forced entry 10mm & 12mm and stickers WD 40 protects metal surfaces with corrosion resistant ingredients to shield against moisture and other corrosive elements WD 40's lubricating ingredients are widely dispersed and hold firmly to all moving parts WD 40 loosens rust to metal bonds and frees stuck frozen or rusted metal parts Because WD 40 displaces moisture