Simple shelf-drilling jig for 6.35mm (1/4) shelf pins. Creates level and secure shelves with compact, portable construction including index pin and self-centring drill bit for easy, accurate drilling. Ideal for pre-built or site-built cabinets and includes non-slip rubber fence for use on frameless cabinets and disassembled cabinet parts. For 6.35mm (1/4) shelf supports. Includes bit and indexing pin for drilling continuous series of holes. 1/4''