Key Benefits of MTEC Discs. The grooves help deglaze the pad and prevent fade which occurs when the pad and disc gets too hot! The holes help to keep the discs cool and dissipate heat! The grooves also help to channel water away from the disc surface! They add the finishing touch behind alloys!No modifications needed to fit! Straight swap for your old standard discs! Best results will be seen with premium branded pads, although these discs are fully compatible with budget pad types. We can also supply Mintex Redbox pads. Motorsport Tunning & Engineering Company established in 2004. We are a UK based company that specialise in the manufacturing and supply of performance brake discs and brake pads. Our discs are machined using state of the art CNC machines which ensure all designs are cut with precision. IV, HS, KA27-28, KW, PA20-49, PA60-78, PH17-26, PH30-44, PH49-50, ZE, TR21-25. The item "FORD FOCUS ST170 NEW FRONT Drilled Grooved Brake Discs" is in sale since Sunday, November 22, 2009. This item is in the category "Vehicle Parts & Accessories\Car Parts\Brakes & Brake Parts\Brake Discs". The seller is "mtec100" and is located in uk. This item can be shipped worldwide.