KK Construction

Ko-Ken Construction Tools are specialized hand tools engineered specifically for construction applications where standard sockets, wrenches, and ratchets fail to provide adequate access, torque, or durability. These tools address unique fastener types and challenging installation conditions common in:

  • Concrete formwork (form ties, wing bolts, anchor screws)

  • Steel erection (spud bolts, structural connections)

  • Scaffolding assembly (frame connections, couplers)

  • Heavy construction (bridge work, high-rise buildings, industrial facilities)


Ko-ken 123PN.100-1(9) 1/4 Hex Dr. Double Ended Bit  PH1  Length 100mm

Ko-ken 123PN.100-1(9) 1/4 Hex Dr. Double Ended Bit PH1 Length 100mm

SKU: KK-123PN.100-1(9)
MPN: 123PN.100-1(9)

Regular price $4.61
Ko-ken 123PN.100-2(9) 1/4 Hex Dr. Double Ended Bit  PH2  Length 100mm

Ko-ken 123PN.100-2(9) 1/4 Hex Dr. Double Ended Bit PH2 Length 100mm

SKU: KK-123PN.100-2(9)
MPN: 123PN.100-2(9)

Regular price $4.61
Ko-ken 123PN.100-3(9) 1/4 Hex Dr. Double Ended Bit  PH3  Length 100mm

Ko-ken 123PN.100-3(9) 1/4 Hex Dr. Double Ended Bit PH3 Length 100mm

SKU: KK-123PN.100-3(9)
MPN: 123PN.100-3(9)

Regular price $4.61
Ko-ken 123PN.150-1(13) 1/4 Hex Dr. Double Ended Bit  PH1  Length 150mm

Ko-ken 123PN.150-1(13) 1/4 Hex Dr. Double Ended Bit PH1 Length 150mm

SKU: KK-123PN.150-1(13)
MPN: 123PN.150-1(13)

Regular price $4.63
Ko-ken 123PN.75-1(9) 1/4 Hex Dr. Double Ended Bit  PH1  Length 75mm

Ko-ken 123PN.75-1(9) 1/4 Hex Dr. Double Ended Bit PH1 Length 75mm

SKU: KK-123PN.75-1(9)
MPN: 123PN.75-1(9)

Regular price $3.54
Ko-ken 123PN.75-2(9) 1/4 Hex Dr. Double Ended Bit  PH2  Length 75mm

Ko-ken 123PN.75-2(9) 1/4 Hex Dr. Double Ended Bit PH2 Length 75mm

SKU: KK-123PN.75-2(9)
MPN: 123PN.75-2(9)

Regular price $3.54
Ko-ken 123PN.75-3(9) 1/4 Hex Dr. Double Ended Bit  PH3  Length 75mm

Ko-ken 123PN.75-3(9) 1/4 Hex Dr. Double Ended Bit PH3 Length 75mm

SKU: KK-123PN.75-3(9)
MPN: 123PN.75-3(9)

Regular price $3.54