Ko-ken sockets are manufactured according to DIN/ISO standards. Manufacturing tolerance of Male and Female Square are precisely controlled to achieve a more secure fit between Socket and Handle.
Ko-ken sockets are manufactured according to DIN/ISO standards. Manufacturing tolerance of Male and Female Square are precisely controlled to achieve a more secure fit between Socket and Handle.
in 4 offers
The lowest price for Ko-Ken Socket Set 1/2" Drive 3/8 - 1 1/4" AF, 19pcs - KO4241A right now is $335.00 at housetradesupplies, compared across 4 retailers.
The all-time low was $271.93 on 25 Jan 2024 — today's price is 23% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 5 Oct 2026.
Ko-Ken Socket Set 1/2" Drive 3/8 - 1 1/4" AF, 19pcs - KO4241A
Ko-ken sockets are manufactured according to DIN/ISO standards. Manufacturing tolerance of Male and Female Square are precisely controlled to achieve a more secure fit between Socket and Handle.
Ko-ken sockets are manufactured according to DIN/ISO standards. Manufacturing tolerance of Male and Female Square are precisely controlled to achieve a more secure fit between Socket and Handle.
Last updated at 05/10/2026 17:47:49
Koken 19PC 1/2"Dr Socket Set (3/8" 1-1/4"AF) KO4241A
Free delivery between 8–14 Oct
Koken 4241A 1/2′′ Square Drive Socket Set 12 Point 19 Piece SAE – Made in Japan
Free delivery between 7–16 Oct
Koken - 19pc 1/2" Drive Socket Set (3/8" - 1-1/4"AF) | KO4241A
Delivery between 6–14 Oct $7.95
KO-KEN 3/8 - 1.1/4 x 1/2inch Drive Impact Socket Set - 19 Piece KO4241A
30-day returns
| Included Tools | Extension Bar, Long Hinged Head, Ratchet, Sliding T-Handle, Sockets |
| Construction Material | Chrome |
| Power Source | Manual |
| Tool Type | Socket, Socket Set |
| Dimensions | 3/8-1.1/4" |
Koken 19PC 1/2"Dr Socket Set (3/8" 1-1/4"AF) KO4241A
Free delivery between 8–14 Oct
Koken 4241A 1/2′′ Square Drive Socket Set 12 Point 19 Piece SAE – Made in Japan
Free delivery between 7–16 Oct
Koken - 19pc 1/2" Drive Socket Set (3/8" - 1-1/4"AF) | KO4241A
Delivery between 6–14 Oct $7.95
KO-KEN 3/8 - 1.1/4 x 1/2inch Drive Impact Socket Set - 19 Piece KO4241A
30-day returns
| Included Tools | Extension Bar, Long Hinged Head, Ratchet, Sliding T-Handle, Sockets |
| Construction Material | Chrome |
| Power Source | Manual |
| Tool Type | Socket, Socket Set |
| Dimensions | 3/8-1.1/4" |
