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The lowest price for Ko-Ken 3/8" Drive Extension Bar Set right now is $89.95 at housetradesupplies, compared across 10 retailers.
The all-time low was $75.83 on 13 Sept 2026 — today's price is 19% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 6 Oct 2026.
Ko-Ken 3/8" Drive Extension Bar Set
Last updated at 06/10/2026 11:26:10
Koken 3/8"Dr 6PC Extension Set 32MM-250MM KOPK3760/6
Delivery between 9–15 Oct $12.90
Koken 3/8 (9.5mm) SQ. Extension bar set 6 pairs PK3760/6 Socket wrench NEW
Delivery $28.69
Koken 3/8 (9.5mm) Sq. Extension Bar Set 6 Pairs Pk3760/6 Socket Wrench
Delivery $28.18
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Koken PK3760/6 6 Piece 3/8" Square Drive Extension Set 32-250mm - Made in Japan
Delivery between 8–19 Oct $17.95
KOKEN 3/8" extension bar set (6 pcs.)
Delivery $76.19
Koken - 3/8" Drive 6 Piece Extension Set - 32mm-250mm | KOPK3760/6
Delivery between 7–15 Oct $7.95
Ko-Ken KOPK3760/6 6pce 32mm - 250mm 3/8" Drive Extension Bar Set
Free delivery
Ko-ken Extension Set 32-250mm 3/8 Drive
Free delivery
KO-KEN 3/8" 32mm - 250mm Drive Extension Bar Set - 6 Piece KOPK4760/5
Free delivery between 13–16 Oct
Ko-ken PK3760/6 3/8 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces
Free delivery between 14–20 Oct
| Type | Extension Bar Set |
| Dimensions | 75 mm (Extension Bar) |
| Overall Dimensions | 32-250mm |
| Construction Material | ABS Plastic (tray) |
| Design Highlights | Knurled base for a secure grip |
Koken 3/8"Dr 6PC Extension Set 32MM-250MM KOPK3760/6
Delivery between 9–15 Oct $12.90
Koken 3/8 (9.5mm) SQ. Extension bar set 6 pairs PK3760/6 Socket wrench NEW
Delivery $28.69
Koken 3/8 (9.5mm) Sq. Extension Bar Set 6 Pairs Pk3760/6 Socket Wrench
Delivery $28.18
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Koken PK3760/6 6 Piece 3/8" Square Drive Extension Set 32-250mm - Made in Japan
Delivery between 8–19 Oct $17.95
KOKEN 3/8" extension bar set (6 pcs.)
Delivery $76.19
| Type | Extension Bar Set |
| Dimensions | 75 mm (Extension Bar) |
| Overall Dimensions | 32-250mm |
| Construction Material | ABS Plastic (tray) |
| Design Highlights | Knurled base for a secure grip |
