Irwin 6 In. x 1/4 In. Drill Bit Extension Brand_Norpro Pipe Threads Comply With ANSI

Pipe Threads Comply With ANSI B1

Replaceable front and rear o-ring seals for leak proof shut-off

small spikes

all water in the standpipe drains out a hole in the valve which is set in the ground below the frost line

Irwin 6 In. x 1/4 In. Drill Bit Extension Brand_Norpro Pipe Threads Comply With ANSILock n Load quick change extension. Recommended for all 1 4' grooved hex shank drill and spade bits requiring extra reach. 1 4' shank. Slide back sleeve to release. Internal hex drive eliminates slippage. Simply load product in chuck until product locks. Follows 11 16' and larger bits through hole. Carbon steel construction sleeve and body fur durability and life.