 Federer plays with a single @-@ handed backhand , which gives him great variety . He employs the slice , occasionally using it to lure his opponent to the net and deliver a passing shot . Federer can also fire topspin winners and possesses a ' flick ' backhand with which he can generate pace with his wrist ; this is usually used to pass the opponent at the net . His serve is difficult to read because he always uses a similar ball toss , regardless of what type of serve he is going to hit and where he aims to hit it , and turns his back to his opponents during his motion . He is often able to produce big serves on key points during a match . His first serve is typically around 200 km / h ( 125 mph ) ; however , he is capable of serving at 220 km / h ( 137 mph ) . Federer is also accomplished at serve and volleying , and employed this tactic frequently in his early career . 
 Federer <a href='uninflect' title='1'><mark>plays</mark></a> with a single @-@ handed backhand , which <a href='uninflect' title='2'><mark>gives</mark></a> him great variety . He <a href='uninflect' title='3'><mark>employs</mark></a> the slice , occasionally using it to lure his opponent to the net and deliver a passing shot . Federer can also fire topspin winners and <a href='uninflect' title='4'><mark>possesses</mark></a> a ' flick ' backhand with which he can generate pace with his wrist ; this is usually used to pass the opponent at the net . His serve <a href='drop_aux' title='5'><mark>is</mark></a>difficult to read because he always <a href='uninflect' title='6'><mark>uses</mark></a> a similar ball toss , regardless of what type of serve he is going to hit and where he <a href='uninflect' title='7'><mark>aims</mark></a> to hit it , and <a href='uninflect' title='8'><mark>turns</mark></a> his back to his opponents during his motion . He <a href='drop_aux' title='9'><mark>is</mark></a>often able to produce big serves on key points during a match . His first serve is typically around 200 km / h ( 125 mph ) ; however , he is capable of serving at 220 km / h ( 137 mph ) . Federer is also accomplished at serve and volleying , and employed this tactic frequently in his early career . 
Federer play wid a single @-@ handed backhand , which give em great variety . He employ da slice , occasionally using it to lure his opponent to tdanet and deliver a passing shot . Federer can also fire topspin winners and possess a ' flick ' backhand wwittwhich he can generate pace with his wrist ; dis is usually used to pass the opponent at the net . His serve difficult to read because he always use a similar ball toss , regardless of what type of serve he is goin to hit and where he aim to hit it , and turn his back to his opponents during his motion . He often able to produce bigg serves on key points during a match . His first serve is typically around 200 km / h ( 125 mph ) ; however , he is capable of serving at 220 km / h ( 137 mph ) . Federer is also accomplished at serve and volleying , and employed this tactic frequently in his early career .