{{ totalProductsCount }}
In cart {{totalProductsCount}} item(s)

In cart {{totalProductsCount}} item(s)

Total:
{{sum | formatAmount}}

Your cart is empty

Minimum search length 3 characters
{{searchQuery.text}}
{{shortcut.title}}
{{searchString}} → {{searchInCategorySuggest.title}}
{{category.title}}
{{category.path}}
AiO.lv Socket 21 mm 3/4" 6-point Rockforce RF-56521 Similar products

Alternatives and similar models for Socket 21 mm Rockforce RF-56521

Socket 21 mm Rockforce RF-56521 Photo 1

Based on this product's specifications, here are some alternatives and similar models

Socket 21 mm 3/4" 6-point Rockforce RF-56521
Summary description: Rockforce RF-56521 is a 21 mm, 6-point socket with a 3/4" drive designed for manual and pneumatic torque applications. The chrome-finished socket fits standard 3/4" square drives and provides a secure fit on hex fasteners to reduce slipping and rounding. Suitable for automotive, industrial and heavy-duty maintenance tasks requiring higher torque.
Manufacturer: Rockforce
Category: Screwdriver Bits
Back to product page →
Impact Socket 3/4" 21mm (6-point) Rockforce RF-46521
Rockforce
Screwdriver Bits
Impact Socket 3/4" 21mm (6-point) Rockforce RF-46521
Delivery: 29.07.2026
6.49 €
Socket 22 mm 3/4" 6-point Rockforce RF-56522
Rockforce
Screwdriver Bits
Socket 22 mm 3/4" 6-point Rockforce RF-56522
Delivery: 29.07.2026
7.99 €
Socket 30 mm 3/4" 6-point for impact use Rockforce RF-56530
Rockforce
Screwdriver Bits
Socket 30 mm 3/4" 6-point for impact use Rockforce RF-56530
Delivery: 29.07.2026
8.49 €
Socket 32 mm 3/4" 6-point, Rockforce RF-56532
Rockforce
Screwdriver Bits
Socket 32 mm 3/4" 6-point, Rockforce RF-56532
Delivery: 29.07.2026
8.49 €
Socket bit 3/4" 21 mm GEKO G14021 — 6-point hex drive
GEKO
Screwdriver Bits
Socket bit 3/4" 21 mm GEKO G14021 — 6-point hex drive
Delivery: 31.07.2026
6.49 €
Socket 21 mm 3/4" 6-point Forsage F-56521
Forsage
Screwdriver Bits
Socket 21 mm 3/4" 6-point Forsage F-56521
Delivery: 29.07.2026
6.99 €
Socket 36 mm, Rockforce RF-56536, 3/4" drive, 6-point
Rockforce
Screwdriver Bits
Socket 36 mm, Rockforce RF-56536, 3/4" drive, 6-point
Delivery: 29.07.2026
8.99 €
Socket 3/4" 21mm 6-point, impact, JCB JCB-46521
JCB
Screwdriver Bits
Socket 3/4" 21mm 6-point, impact, JCB JCB-46521
Delivery: 29.07.2026
8.99 €
Impact Socket 3/4" 19 mm (6-point) Rockforce RF-46519
Rockforce
Screwdriver Bits
Impact Socket 3/4" 19 mm (6-point) Rockforce RF-46519
Delivery: 29.07.2026
6.49 €
Socket 17 mm 3/4" 6-point - Rockforce RF-56517
Rockforce
Screwdriver Bits
Socket 17 mm 3/4" 6-point - Rockforce RF-56517
Delivery: 29.07.2026
7.99 €
Socket 1/2" 21 mm 6-point Rockforce RF-54521
Rockforce
Screwdriver Bits
Socket 1/2" 21 mm 6-point Rockforce RF-54521
Delivery: 29.07.2026
5.49 €
Socket 24mm 3/4" 6-point Rockforce RF-56524
Rockforce
Screwdriver Bits
Socket 24mm 3/4" 6-point Rockforce RF-56524
Delivery: 29.07.2026
7.99 €
Impact Socket 3/4" 24 mm 6-Point — Rockforce RF-46524
Rockforce
Screwdriver Bits
Impact Socket 3/4" 24 mm 6-Point — Rockforce RF-46524
Delivery: 29.07.2026
6.49 €
Socket 19 mm 3/4" 6-point Rockforce RF-56519, chrome-plated steel
Rockforce
Screwdriver Bits
Socket 19 mm 3/4" 6-point Rockforce RF-56519, chrome-plated steel
Delivery: 29.07.2026
7.99 €
Impact Deep Socket 48 mm 3/4" 6-point — Rockforce RF-46510048
Rockforce
Screwdriver Bits
Impact Deep Socket 48 mm 3/4" 6-point — Rockforce RF-46510048
Delivery: 29.07.2026
13.49 €
Socket 34 mm 3/4" 6-point Rockforce RF-56534
Rockforce
Screwdriver Bits
Socket 34 mm 3/4" 6-point Rockforce RF-56534
Delivery: 29.07.2026
8.49 €
Socket bit 3/4" 21 mm (6-point) — JCB
JCB
Screwdriver Bits
Socket bit 3/4" 21 mm (6-point) — JCB
Delivery: 29.07.2026
14.99 €
Socket impact 21 mm 1" Rockforce RF-48521 (6-point)
Rockforce
Screwdriver Bits
Socket impact 21 mm 1" Rockforce RF-48521 (6-point)
Delivery: 29.07.2026
10.99 €
Socket 3/4" 33 mm 6-point Rockforce RF-56533
Rockforce
Screwdriver Bits
Socket 3/4" 33 mm 6-point Rockforce RF-56533
Delivery: 29.07.2026
8.49 €
Impact Socket 3/4" 34mm (6-point) Rockforce RF-46534
Rockforce
Screwdriver Bits
Impact Socket 3/4" 34mm (6-point) Rockforce RF-46534
Delivery: 29.07.2026
6.99 €
{{totalProductsWishes}} {{totalProductsCompare}} {{totalProductsCount}}
We respect your privacy
We use cookies to ensure the full operation of our store. The information associated with cookies is not used to personally identify you, and the files themselves are stored on your device, under your control. Cookies are not used for purposes other than those stated in our Privacy policy. By continuing to use our site, you agree to the use of essential cookies. If you do not agree, please, leave this site.
We use cookies
Show info
We respect your privacy
We use cookies to ensure the full operation of our store. The information associated with cookies is not used to personally identify you, and the files themselves are stored on your device, under your control. Cookies are not used for purposes other than those stated in our Privacy policy. By continuing to use our site, you agree to the use of essential cookies. If you do not agree, please, leave this site.
Which cookie files we use?

The necessary technical cookies allow you to use the basic functions of the store, such as page navigation, ordering, access to secure sites and more. The site cannot function properly without these files.

Preferences cookies are used to save information that changes how the site works and looks.

Static cookies are used in order to help the sites owner understand how the users are interacting with the site.

Marketing cookies are used in order to track a users movements throughout the site in order to show interesting and relevant ads to the specific user.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
shipping
Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.