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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 4012M.60-16 1/2 Sq. Dr. Bit Socket 16mm Hex Length 60mm

Ko-ken 4012M.60-16 1/2 Sq. Dr. Bit Socket 16mm Hex Length 60mm

SKU: KK-4012M.60-16
MPN: 4012M.60-16

Save $3.15
Ko-ken 4012M.60-17 1/2 Sq. Dr. Bit Socket 17mm Hex Length 60mm

Ko-ken 4012M.60-17 1/2 Sq. Dr. Bit Socket 17mm Hex Length 60mm

SKU: KK-4012M.60-17
MPN: 4012M.60-17

Save $3.15
Ko-ken 4012M.60-18 1/2 Sq. Dr. Bit Socket 18mm Hex Length 60mm

Ko-ken 4012M.60-18 1/2 Sq. Dr. Bit Socket 18mm Hex Length 60mm

SKU: KK-4012M.60-18
MPN: 4012M.60-18

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Ko-ken 4012M.60-19 1/2 Sq. Dr. Bit Socket 19mm Hex Length 60mm

Ko-ken 4012M.60-19 1/2 Sq. Dr. Bit Socket 19mm Hex Length 60mm

SKU: KK-4012M.60-19
MPN: 4012M.60-19

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Ko-ken 4012M.60-21 1/2 Sq. Dr. Bit Socket 21mm Hex Length 60mm

Ko-ken 4012M.60-21 1/2 Sq. Dr. Bit Socket 21mm Hex Length 60mm

SKU: KK-4012M.60-21
MPN: 4012M.60-21

Save $4.79
Ko-ken 4012M.60-22 1/2 Sq. Dr. Bit Socket 22mm Hex Length 60mm

Ko-ken 4012M.60-22 1/2 Sq. Dr. Bit Socket 22mm Hex Length 60mm

SKU: KK-4012M.60-22
MPN: 4012M.60-22

Save $4.94
Ko-ken 4012M.60-23 1/2 Sq. Dr. Bit Socket 23mm Hex Length 60mm

Ko-ken 4012M.60-23 1/2 Sq. Dr. Bit Socket 23mm Hex Length 60mm

SKU: KK-4012M.60-23
MPN: 4012M.60-23

Save $5.19
Ko-ken 4012M.60-24 1/2 Sq. Dr. Bit Socket 24mm Hex Length 60mm

Ko-ken 4012M.60-24 1/2 Sq. Dr. Bit Socket 24mm Hex Length 60mm

SKU: KK-4012M.60-24
MPN: 4012M.60-24

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Ko-ken 4012M.60-4 1/2 Sq. Dr. Bit Socket 4mm Hex Length 60mm

Ko-ken 4012M.60-4 1/2 Sq. Dr. Bit Socket 4mm Hex Length 60mm

SKU: KK-4012M.60-4
MPN: 4012M.60-4

Save $2.71
Ko-ken 4012M.60-5 1/2 Sq. Dr. Bit Socket 5mm Hex Length 60mm

Ko-ken 4012M.60-5 1/2 Sq. Dr. Bit Socket 5mm Hex Length 60mm

SKU: KK-4012M.60-5
MPN: 4012M.60-5

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Ko-ken 4012M.60-6 1/2 Sq. Dr. Bit Socket 6mm Hex Length 60mm

Ko-ken 4012M.60-6 1/2 Sq. Dr. Bit Socket 6mm Hex Length 60mm

SKU: KK-4012M.60-6
MPN: 4012M.60-6

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Ko-ken 4012M.60-7 1/2 Sq. Dr. Bit Socket 7mm Hex Length 60mm

Ko-ken 4012M.60-7 1/2 Sq. Dr. Bit Socket 7mm Hex Length 60mm

SKU: KK-4012M.60-7
MPN: 4012M.60-7

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Ko-ken 4012M.60-8 1/2 Sq. Dr. Bit Socket 8mm Hex Length 60mm

Ko-ken 4012M.60-8 1/2 Sq. Dr. Bit Socket 8mm Hex Length 60mm

SKU: KK-4012M.60-8
MPN: 4012M.60-8

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Ko-ken 4012M.60-9 1/2 Sq. Dr. Bit Socket 9mm Hex Length 60mm

Ko-ken 4012M.60-9 1/2 Sq. Dr. Bit Socket 9mm Hex Length 60mm

SKU: KK-4012M.60-9
MPN: 4012M.60-9

Save $2.77
Ko-ken 4012M.75-10 1/2 Sq. Dr. Bit Socket 10mm Hex Length 75mm

Ko-ken 4012M.75-10 1/2 Sq. Dr. Bit Socket 10mm Hex Length 75mm

SKU: KK-4012M.75-10
MPN: 4012M.75-10

Save $3.03
Ko-ken 4012M.75-11 1/2 Sq. Dr. Bit Socket 11mm Hex Length 75mm

Ko-ken 4012M.75-11 1/2 Sq. Dr. Bit Socket 11mm Hex Length 75mm

SKU: KK-4012M.75-11
MPN: 4012M.75-11

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Ko-ken 4012M.75-12 1/2 Sq. Dr. Bit Socket 12mm Hex Length 75mm

Ko-ken 4012M.75-12 1/2 Sq. Dr. Bit Socket 12mm Hex Length 75mm

SKU: KK-4012M.75-12
MPN: 4012M.75-12

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Ko-ken 4012M.75-13 1/2 Sq. Dr. Bit Socket 13mm Hex Length 75mm

Ko-ken 4012M.75-13 1/2 Sq. Dr. Bit Socket 13mm Hex Length 75mm

SKU: KK-4012M.75-13
MPN: 4012M.75-13

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Ko-ken 4012M.75-14 1/2 Sq. Dr. Bit Socket 14mm Hex Length 75mm

Ko-ken 4012M.75-14 1/2 Sq. Dr. Bit Socket 14mm Hex Length 75mm

SKU: KK-4012M.75-14
MPN: 4012M.75-14

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Ko-ken 4012M.75-15 1/2 Sq. Dr. Bit Socket 15mm Hex Length 75mm

Ko-ken 4012M.75-15 1/2 Sq. Dr. Bit Socket 15mm Hex Length 75mm

SKU: KK-4012M.75-15
MPN: 4012M.75-15

Save $3.56
Ko-ken 4012M.75-16 1/2 Sq. Dr. Bit Socket 16mm Hex Length 75mm

Ko-ken 4012M.75-16 1/2 Sq. Dr. Bit Socket 16mm Hex Length 75mm

SKU: KK-4012M.75-16
MPN: 4012M.75-16

Save $3.56
Ko-ken 4012M.75-17 1/2 Sq. Dr. Bit Socket 17mm Hex Length 75mm

Ko-ken 4012M.75-17 1/2 Sq. Dr. Bit Socket 17mm Hex Length 75mm

SKU: KK-4012M.75-17
MPN: 4012M.75-17

Save $3.56
Ko-ken 4012M.75-18 1/2 Sq. Dr. Bit Socket 18mm Hex Length 75mm

Ko-ken 4012M.75-18 1/2 Sq. Dr. Bit Socket 18mm Hex Length 75mm

SKU: KK-4012M.75-18
MPN: 4012M.75-18

Save $3.86
Ko-ken 4012M.75-19 1/2 Sq. Dr. Bit Socket 19mm Hex Length 75mm

Ko-ken 4012M.75-19 1/2 Sq. Dr. Bit Socket 19mm Hex Length 75mm

SKU: KK-4012M.75-19
MPN: 4012M.75-19

Save $3.86