#aftermarket – The Monster brand is available exclusively through the mobile tool distribution channel. The Monster 3-piece thin profile ratchet set (Part No. MST97998) is designed with a 72-tooth ratcheting mechanism for maximum torque. Its thin profile body is made to get into the hard to reach places. This fully polished set exceeds ASME/ANSI standards and has a lifetime warranty. Set includes: 1/4”, 3/8”, and 1/2” Drive.