Empty drawer insert to accommodate:

• 1/2" (12.7 mm) sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30, 32 mm
• extension 1/2"
• 1/2" cardan joint
• 1/2" candle socket: 16; 21 mm
• 1/2" T-knob
• ratchet 1/2"