The Model 00105 Kit includes: a versatile close-quarter Right Angle Drill Attachment capable of drilling up to 1/4" diameter holes and compatible with all standard power drills, a 6" Threaded Extension for those deep hard-to-reach spots, a Chucking Spud which allows direct use of threaded TightFit® drill bits and extensions with your standard drill motor, five aircraft quality threaded TightFit® drill bits (Five aircraft quality precision twist drill bits in the following drill diameters: 3/32, 1/8, 5/32, 3/16 & 1/4 inches.), a tight fit 3-Way Wrench, and is packaged in a red, heavy-duty, blow-molded storage case. Option for RV Wire Gauge Bit Set in addition to the above.