The product name Treston 5020-4ESD is consistently used for unit identification

ferrule end x ferrule end

References and further product information can be found on the manufacturer's product page

Lifespan: TiN coating is stated to reduce friction and increase surface hardness

Teeth per cm: 38

MasterLock LOCKOUT f/haner Ø6-25mm Unit(s):Pcs The product name Treston 5020-4ESDCategory: Wedge style 1 4 Turn Ball Valve Lockout The Master Lock S3476 is a wedge style valve lockout designed for manual, 1 4 turn ball valve handles. The product is used to lock the ball valve in the OFF position using a one piece construction that clips onto the handle, preventing operation. Function and Construction The Master Lock S3476 is manufactured with a metal body coated with a heat resistant powder coating. The device features two rows of