Check out the Max RB397 Tying Tool tie 26 ties in 1 minute.

The battery-operated rebar tier is up to 5 times faster than manual tying. Approximately 2000 ties per charge. Upgrade to the new Max RB398S Rebar Tying Tool. The RB398S is a battery-operated rebar-tying tool that can tie #3 x #3 to #5 x #6 rebar. You will save time, save money, and increase productivity with this handy cordless tool. MAX Re-Bar-Tiers are also proven to reduce the risk of developing musculoskeletal diseases.