A huge fraction of that 1% is probably concentrated in a few locales that have some nonstandard law enforcement policies enable repetitive shop lifting to be a viable source of income for the low level people in the scheme that actually take the stuff so while it may be a small percentage overall it likely makes a large impact on the viability of the many stores in those areas.

Their power tools are probably an outsize contributor to their overall profit margin so if there's something they really don't want being stolen it's those.