Hundreds of new jobs will created at the site in Northamptonshire.
Toolstation is to open a new distribution centre, creating hundreds of new jobs.
The firm, which supplies tools, accessories and building products, said the new site in Pineham, Northamptonshire will open next year.
The move supports the firm’s branch network expansion, met 60 new sites opening each year.
James Mackenzie, managing director of Toolstation, gesê: “The opening of this new warehousing facility will support our growth plans and enable Toolstation to continue to add to our 500-strong branch network and to help us meet the needs of our customers, both digital and in branch, more effectively.”