Simplify the following text for a Grade 9 native English-speaking person.
Original: Likewise , the Germans deployed a specialized , mass-produced anti-tank rifle , the Mauser 1918 TuF Gewehr , to knock out lightly armored British tanks .
Simplified: Likewise , the Germans used a mass-produced anti-tank rifle , the Mauser 1918 TuF Gewehr , to knock out lightly armored British tanks .