KK Hand Tools
Ko-Ken hand tools include professional-grade tools and accessories used for assembly, maintenance, and repair in automotive, industrial, and MRO environments (application dependent). Technicians and maintenance teams typically choose these tools for consistent fit on fasteners, durability under daily use, and better access in tight spaces. Because “hand tools” covers many categories, selecting the right item is mainly about matching the tool type and specifications to your fastener sizes, drive system, and working conditions (per listing).
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 4400W-5/8 1/2 Sq. Dr. Socket Whitworth 5/8 6 point Length 43mm
SKU: KK-4400W-5/8
MPN: 4400W-5/8
Ko-ken 4400W-7/16 1/2 Sq. Dr. Socket Whitworth 7/16 6 point Length 38mm
SKU: KK-4400W-7/16
MPN: 4400W-7/16
Ko-ken 4400W-9/16 1/2 Sq. Dr. Socket Whitworth 9/16 6 point Length 42mm
SKU: KK-4400W-9/16
MPN: 4400W-9/16
Ko-ken 4440A-1/2 1/2 Sq. Dr. Universal Socket 1/2 6 point Length 66mm
SKU: KK-4440A-1/2
MPN: 4440A-1/2
Ko-ken 4440A-11/16 1/2 Sq. Dr. Universal Socket 11/16 6 point Length 69mm
SKU: KK-4440A-11/16
MPN: 4440A-11/16
Ko-ken 4440A-3/4 1/2 Sq. Dr. Universal Socket 3/4 6 point Length 71mm
SKU: KK-4440A-3/4
MPN: 4440A-3/4
Ko-ken 4440A-3/8 1/2 Sq. Dr. Universal Socket 3/8 6 point Length 63mm
SKU: KK-4440A-3/8
MPN: 4440A-3/8
Ko-ken 4440A-5/8 1/2 Sq. Dr. Universal Socket 5/8 6 point Length 68mm
SKU: KK-4440A-5/8
MPN: 4440A-5/8
Ko-ken 4440A-7/16 1/2 Sq. Dr. Universal Socket 7/16 6 point Length 65mm
SKU: KK-4440A-7/16
MPN: 4440A-7/16
Ko-ken 4440A-7/8 1/2 Sq. Dr. Universal Socket 7/8 6 point Length 72mm
SKU: KK-4440A-7/8
MPN: 4440A-7/8
Ko-ken 4440A-9/16 1/2 Sq. Dr. Universal Socket 9/16 6 point Length 66mm
SKU: KK-4440A-9/16
MPN: 4440A-9/16
Ko-ken 4440M-10 1/2 Sq. Dr. Universal Socket 10mm 6 point Length 63mm
SKU: KK-4440M-10
MPN: 4440M-10
Ko-ken 4440M-11 1/2 Sq. Dr. Universal Socket 11mm 6 point Length 65mm
SKU: KK-4440M-11
MPN: 4440M-11
Ko-ken 4440M-12 1/2 Sq. Dr. Universal Socket 12mm 6 point Length 65mm
SKU: KK-4440M-12
MPN: 4440M-12
Ko-ken 4440M-13 1/2 Sq. Dr. Universal Socket 13mm 6 point Length 66mm
SKU: KK-4440M-13
MPN: 4440M-13
Ko-ken 4440M-14 1/2 Sq. Dr. Universal Socket 14mm 6 point Length 66mm
SKU: KK-4440M-14
MPN: 4440M-14
Ko-ken 4440M-15 1/2 Sq. Dr. Universal Socket 15mm 6 point Length 68mm
SKU: KK-4440M-15
MPN: 4440M-15
Ko-ken 4440M-16 1/2 Sq. Dr. Universal Socket 16mm 6 point Length 68mm
SKU: KK-4440M-16
MPN: 4440M-16
Ko-ken 4440M-17 1/2 Sq. Dr. Universal Socket 17mm 6 point Length 69mm
SKU: KK-4440M-17
MPN: 4440M-17
Ko-ken 4440M-18 1/2 Sq. Dr. Universal Socket 18mm 6 point Length 69mm
SKU: KK-4440M-18
MPN: 4440M-18
Ko-ken 4440M-19 1/2 Sq. Dr. Universal Socket 19mm 6 point Length 71mm
SKU: KK-4440M-19
MPN: 4440M-19
Ko-ken 4440M-20 1/2 Sq. Dr. Universal Socket 20mm 6 point Length 71mm
SKU: KK-4440M-20
MPN: 4440M-20
Ko-ken 4440M-21 1/2 Sq. Dr. Universal Socket 21mm 6 point Length 72mm
SKU: KK-4440M-21
MPN: 4440M-21
Ko-ken 4440M-22 1/2 Sq. Dr. Universal Socket 22mm 6 point Length 72mm
SKU: KK-4440M-22
MPN: 4440M-22