| Bowler | Wickets | Inns | Avg | Overs | BBI | ER |
| Steven Finn (Middlesex) |
10 | 5 | 16.7 | 19 | 4/19 | 8.78 |
| L van Beek (Derbyshire) |
10 | 6 | 16.8 | 18.5 | 3/22 | 8.92 |
| C Brathwaite (Birmingham) |
9 | 5 | 14.33 | 17.5 | 2/19 | 7.23 |
| M Carter (Nottinghamshire) |
9 | 5 | 15.11 | 18 | 3/43 | 7.55 |
| F Klaassen (Kent) |
9 | 5 | 16.55 | 19 | 4/32 | 7.84 |
| M Parkinson (Lancashire) |
9 | 5 | 16.11 | 18 | 3/28 | 8.05 |
| Matty Potts (Durham) |
9 | 4 | 14.77 | 16 | 3/27 | 8.31 |
| C Green (Middlesex) |
9 | 5 | 18.00 | 18 | 5/32 | 9.00 |
| Naveen-ul-Haq (Leicestershire) |
9 | 5 | 20.55 | 19.5 | 3/26 | 9.32 |
| G Garton (Sussex) |
8 | 4 | 8.37 | 13 | 3/19 | 5.15 |
Related: Standings
Glossary: Avg-Average, BBI-Best bowling innings, ER-Economy rate, Inns-Innings