Flank Drive® Sockets
• The Flank Drive® system grips the fastener flats and provides up to 15–20% more turning power
• Includes storage tray
| 313TWYA | 314GTWYA | 313SWYA | ||||||||||
| Inches | 6 | 12 | 6 | 12 | A | B | C | D | E | 6 | 6 | 12 |
| 3/8 | TW121A | SW121A | GTW121A | GSW121A | 19/32 | 29/32 | 7/8 | 1-1/2 | 5/16 | • | • | • |
| 7/16 | TW141A | SW141A | GTW141A | GSW141A | 11/16 | 29/32 | 7/8 | 1-1/2 | 11/32 | • | • | • |
| 1/2 | TW161A | SW161A | GTW161A | GSW161A | 3/4 | 29/32 | 7/8 | 1-1/2 | 13/32 | • | • | • |
| 9/16 | TW181A | SW181A | GTW181A | GSW181A | 13/16 | 29/32 | 7/8 | 1-1/2 | 13/32 | • | • | • |
| 5/8 | TW201 | SW201 | GTW201 | GSW201 | 15/16 | 7/8 | 7/8 | 1-1/2 | 15/32 | • | • | • |
| 11/16 | TW221 | SW221 | GTW221 | GSW221 | 31/32 | 29/32 | 7/8 | 1-1/2 | 1/2 | • | • | • |
| 3/4 | TW241 | SW241 | GTW241 | GSW241 | 1-1/32 | 31/32 | 7/8 | 1-1/2 | 9/16 | • | • | • |
| 13/16 | TW261 | SW261 | GTW261 | GSW261 | 1-1/8 | 1-1/16 | 7/8 | 1-1/2 | 9/16 | • | • | • |
| 7/8 | TW281 | SW281 | GTW281 | GSW281 | 1-3/16 | 1-1/8 | 7/8 | 1-1/2 | 25/32 | • | • | • |
| 15/16 | TW301 | SW301 | GTW301 | GSW301 | 1-9/32 | 1-7/32 | 27/32 | 1-17/32 | 3/4 | • | • | • |
| 1 | TW321 | SW321 | GTW321 | GSW321 | 1-11/32 | 1-9/32 | 7/8 | 1-9/16 | 3/4 | • | • | • |
| 1-1/16 | TW341 | SW341 | GTW341 | GSW341 | 1-7/16 | 1-3/8 | 1-1/16 | 1-11/16 | 3/4 | • | • | • |
| 1-1/8 | TW361 | SW361 | GTW361 | GSW361 | 1-1/2 | 1-7/16 | 1-31/32 | 1-3/4 | 1-3/16 | • | • | • |
| 1-3/16 | TW381 | SW381 | — | GSW381 | 1-5/8 | 1-9/16 | 1-1/8 | 1-3/4 | 3/4 | |||
| 1-1/4 | TW401 | SW401 | GTW401 | GSW401 | 1-11/16 | 1-5/8 | 1-1/4 | 1-7/8 | 3/4 | • | ||
| 1-5/16 | TW421 | SW421 | — | GSW421 | 1-3/4 | 1-11/16 | 1-1/4 | 1-7/8 | 1 | |||
| 1-3/8 | TW441 | SW441 | — | GSW441 | 1-13/16 | 1-3/4 | 1-7/16 | 2-1/16 | 1 | |||
| 1-7/16 | TW461 | SW461 | — | — | 1-15/16 | 1-7/8 | 1-5/8 | 2-1/4 | 1 | |||
| 1-1/2 | TW481 | SW481 | — | GSW481 | 2 | 1-15/16 | 1-5/8 | 2-1/4 | 1 |