Possible Clues:

• Type of kit (Abbr.)
• Touch-and-go
• Term of proud self-description for some punk scenes
• Homemade, casually
• Handy-andy's letters
• Handyman's abbr
• Self-reliant bands (Abbr.)
• Initialism for a handyman
• Letters on a tinkerer's kit
• Inits. for Lowe's or Home Depot shoppers