Koken 4300M 6pt Deep Socket 1/2"Dr 31mm Straight Screwing the cap downwards produces

Screwing the cap downwards produces heavy indentation

Highest pressure disposable cylinder on the market

1"Dr x 80mm x 108mm Long

Holemaker PRO35 Magnetic Base Drill w/Special 3mm Minimum Wall Thickness Electromagnet - 920W/350RPM Features

50 x 15mm Thread Insert Refills -10pk 10 CTRM10150TB M10 x 1

Koken 4300M 6pt Deep Socket 1/2"Dr 31mm Straight Screwing the cap downwards producesMade In Japan, Highest Quality, Most Dependable Flat Drive sockets to ensure a flat surface contact between the socket and the Bolt Nut. The flat drive system reduces wear and allows to transmit a higher torque value. Cold Forged Heat Treated Chrome Molybdenum Alloy exceeding Din 3129, ISO2572 2 Standards. 4300M 1 2"Dr Deep Socket 6pt 31 x 77mm 1 2"Dr x 31mm x 77mm Long