3/8″ Drive Fractional & Metric Extra Long Hex Bit Sockets
Proto 3/8″ Drive Fractional Extra Long Hex Bit Sockets
- Made using a heat-treated alloy for wear resistance which helps minimize distortion for a long life
| Part No. | Size |
| J49901/8XL | 1/8" |
| J49905/32XL | 5/32" |
| J49903/16XL | 3/16" |
| J49907/32XL | 7/32" |
| J49901/4XL | 1/4" |
| J49905/16XL | 5/16" |
| J49903/8XL | 3/8" |
Proto 3/8″ Drive Metric Extra Long Hex Bit Sockets
- Made using a heat-treated alloy for wear-resistance which helps minimize distortion for a long life
| Part No. | Size |
| J4990-4MXL | 4mm |
| J4990-5MXL | 5mm |
| J4990-6MXL | 6mm |
| J4990-7MXL | 7mm |
| J4990-8MXL | 8mm |
| J4990-10MXL | 10mm |
- Contact Heavy Maintenance Supply 205-384-5284 for more information
