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KK Hand Tools

Freer Tool & Supply is your trusted, ISO-certified source for Ko-Ken hand tools—delivering the complete lineup of sockets, ratchets, breaker bars, extension bars, and specialty tools engineered for professional results. Every Ko-Ken hand tool is crafted from high-grade chrome vanadium steel and undergoes precision heat treatment, ensuring exceptional durability and long-term performance in demanding industrial and automotive environments.


Explore our full range of Ko-Ken hand tools, including:
Standard and deep sockets (metric and SAE)
Ratchets and breaker bars for high-torque applications
Extension bars for hard-to-reach fasteners
Specialty tools and adaptors for unique jobs

Ko-ken RS3020/6-L38 3/8 Sq. Dr. Bit Socket set XZN M5-M14 Triple Square 150mm 6 pieces

Ko-ken RS3020/6-L38 3/8 Sq. Dr. Bit Socket set XZN M5-M14 Triple Square 150mm 6 pieces

SKU: KK-RS3020/6-L38
MPN: RS3020/6-L38

Save $18.88
Ko-ken RS3020/7-L50 3/8 Sq. Dr. Bit Socket set XZN M4-M14 Triple Square 200mm 7 pieces

Ko-ken RS3020/7-L50 3/8 Sq. Dr. Bit Socket set XZN M4-M14 Triple Square 200mm 7 pieces

SKU: KK-RS3020/7-L50
MPN: RS3020/7-L50

Save $21.82
Ko-ken RS3025/8-IP 3/8 Sq. Dr. Bit Socket set TORXPLUS 20IP-55IP 200mm 8 pieces

Ko-ken RS3025/8-IP 3/8 Sq. Dr. Bit Socket set TORXPLUS 20IP-55IP 200mm 8 pieces

SKU: KK-RS3025/8-IP
MPN: RS3025/8-IP

Save $27.07
Ko-ken RS3025/8-L100R 3/8 Sq. Dr. Bit Socket set TORX T20-T55 Round shank 200mm 8 pieces

Ko-ken RS3025/8-L100R 3/8 Sq. Dr. Bit Socket set TORX T20-T55 Round shank 200mm 8 pieces

SKU: KK-RS3025/8-L100R
MPN: RS3025/8-L100R

Save $28.01
Ko-ken RS3025/8-L100RH 3/8 Sq. Dr. Bit Socket set TORX T20H-T55H Tamper Resistant 200mm Round shank 8 pieces

Ko-ken RS3025/8-L100RH 3/8 Sq. Dr. Bit Socket set TORX T20H-T55H Tamper Resistant 200mm Round shank 8 pieces

SKU: KK-RS3025/8-L100RH
MPN: RS3025/8-L100RH

Save $30.42
Ko-ken RS3025/8-L38 3/8 Sq. Dr. Bit Socket set TORX T10-T45 200mm 8 pieces

Ko-ken RS3025/8-L38 3/8 Sq. Dr. Bit Socket set TORX T10-T45 200mm 8 pieces

SKU: KK-RS3025/8-L38
MPN: RS3025/8-L38

Save $21.72
Ko-ken RS3025/8-L50 3/8 Sq. Dr. Bit Socket set TORX T10-T45 200mm 8 pieces

Ko-ken RS3025/8-L50 3/8 Sq. Dr. Bit Socket set TORX T10-T45 200mm 8 pieces

SKU: KK-RS3025/8-L50
MPN: RS3025/8-L50

Save $21.61
Ko-ken RS3025/9-HOLE 3/8 Sq. Dr. Bit Socket set TORX T10H-T50H Tamper Resistant 200mm 9 pieces

Ko-ken RS3025/9-HOLE 3/8 Sq. Dr. Bit Socket set TORX T10H-T50H Tamper Resistant 200mm 9 pieces

SKU: KK-RS3025/9-HOLE
MPN: RS3025/9-HOLE

Save $27.07
Ko-ken RS3025/9-IPR 3/8 Sq. Dr. Bit Socket set TORXPLUS 10IPR-50IPR Tamper Resistant 200mm 9 pieces

Ko-ken RS3025/9-IPR 3/8 Sq. Dr. Bit Socket set TORXPLUS 10IPR-50IPR Tamper Resistant 200mm 9 pieces

SKU: KK-RS3025/9-IPR
MPN: RS3025/9-IPR

Save $32
Ko-ken RS3027/5-L50 3/8 Sq. Dr. Bit Socket set Ribe-CV M5-M12 150mm 5 pieces

Ko-ken RS3027/5-L50 3/8 Sq. Dr. Bit Socket set Ribe-CV M5-M12 150mm 5 pieces

SKU: KK-RS3027/5-L50
MPN: RS3027/5-L50

Save $18.67
Ko-ken RS3127/8 3/8 Sq. Dr. Nut Twister set 8mm-16mm 200mm 8 pieces

Ko-ken RS3127/8 3/8 Sq. Dr. Nut Twister set 8mm-16mm 200mm 8 pieces

SKU: KK-RS3127/8
MPN: RS3127/8

Save $59.80
Ko-ken RS3129/6-L32 3/8 Sq. Dr. Bolt Twister set 2mm-10mm 150mm 6 pieces

Ko-ken RS3129/6-L32 3/8 Sq. Dr. Bolt Twister set 2mm-10mm 150mm 6 pieces

SKU: KK-RS3129/6-L32
MPN: RS3129/6-L32

Save $16.89
Ko-ken RS3129/6-L60 3/8 Sq. Dr. Bolt Twister set 2mm-10mm 150mm 6 pieces

Ko-ken RS3129/6-L60 3/8 Sq. Dr. Bolt Twister set 2mm-10mm 150mm 6 pieces

SKU: KK-RS3129/6-L60
MPN: RS3129/6-L60

Save $18.25
Ko-ken RS3300A/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

Ko-ken RS3300A/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

SKU: KK-RS3300A/9
MPN: RS3300A/9

Save $24.55
Ko-ken RS3300FN/6 3/8 Sq. Dr. Socket set 8mm-19mm Flare Nut 150mm 6 pieces

Ko-ken RS3300FN/6 3/8 Sq. Dr. Socket set 8mm-19mm Flare Nut 150mm 6 pieces

SKU: KK-RS3300FN/6
MPN: RS3300FN/6

Save $69.03
Ko-ken RS3300M/12 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 300mm 12 pieces

Ko-ken RS3300M/12 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 300mm 12 pieces

SKU: KK-RS3300M/12
MPN: RS3300M/12

Save $29.58
Ko-ken RS3300M/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

Ko-ken RS3300M/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

SKU: KK-RS3300M/8
MPN: RS3300M/8

Save $19.41
Ko-ken RS3300W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 6 point 200mm 7 pieces

Ko-ken RS3300W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 6 point 200mm 7 pieces

SKU: KK-RS3300W/7
MPN: RS3300W/7

Save $25.91
Ko-ken RS3300X/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

Ko-ken RS3300X/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

SKU: KK-RS3300X/8
MPN: RS3300X/8

Save $18.99
Ko-ken RS3300XA/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

Ko-ken RS3300XA/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

SKU: KK-RS3300XA/9
MPN: RS3300XA/9

Save $23.71
Ko-ken RS3305A/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

Ko-ken RS3305A/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

SKU: KK-RS3305A/9
MPN: RS3305A/9

Save $24.55
Ko-ken RS3305M/12 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 300mm 12 pieces

Ko-ken RS3305M/12 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 300mm 12 pieces

SKU: KK-RS3305M/12
MPN: RS3305M/12

Save $29.58
Ko-ken RS3305M/8 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 200mm 8 pieces

Ko-ken RS3305M/8 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 200mm 8 pieces

SKU: KK-RS3305M/8
MPN: RS3305M/8

Save $19.41
Ko-ken RS3305W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

Ko-ken RS3305W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

SKU: KK-RS3305W/7
MPN: RS3305W/7

Save $25.91