Questions tagged [multi-tool]

A multi-tool is a portable hand tool that includes multiple individual functions.

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13 votes
6 answers
13k views

How to remove the broken ball end of a small hex key that is now stuck inside the socket

While trying to replace the yoke of my derailleur I made the mistake of using a multi-tool hex key that was not able to handle the torque necessary for the task and snapped while the head stayed ...
4 votes
1 answer
1k views

What tool do I need to use for this specific Crankset (picture) FSA M17 38-41 Nm from Giant TOUGHROAD SLR 2

I am having a problem with loose tightness of the Crankset (picture) and have no clue what type of tools do I need to deal with the problem. Any advice including the steps how to tighten it ...
11 votes
2 answers
2k views

Why are (many) bike multitools not stainless, unlike penknives?

This has been bugging me for a while. I've always had penknives/pocket knives (Swiss Army knives), and even the cheap ones are made of stainless steel. They include screwdrivers and other similar ...
4 votes
5 answers
2k views

Which bike multitool should I get for a cannondale trail 3 2019? Which other tools will I need?

I have just purchased a Cannondale Trail 3 2019 online and the bike will arrive pre-assembled in a box. I am new to bikes and mtb, I have no tools or anything. I saw online I require a multitool and ...
4 votes
4 answers
1k views

Replacing disk brake pads with multi-tool only

During my cycling week I only had my multi-tool with me. Back home and intending to replace the brake pads, I realized that I have to use pliers if I want to unbend the end of the cotter pin without ...
1 vote
1 answer
175 views

What's the purpose of this part of Topeak Hexus II multitool?

What is the purpose of this part of my Topeak Hexus II tool? I can't find anything in the manual.
19 votes
6 answers
8k views

What tools on a multi-tool do I actually need?

I feel like there are almost as many bike multi-tools out there as there are bikers. In a single trip to REI, I found nine different bike tools each ranging from only four to over thirty individual ...
18 votes
3 answers
1k views

What is this bike tool?

I've bought a saddle bag with a set of bike tools; stuff like alan keys, puncture repair kits, spanners etc. There's this one tool (well two but they screw together) that I have trouble recognising. ...
13 votes
4 answers
5k views

Separate hex keys vs. combined multi-tool for bike adjustments?

Are separate hex (Allen) keys better than a multi-tool for adjusting and maintaining a bike at home? Some of the separated sets also have ball-ends for the 4/5/6mm keys: Apart from Torx T25 screws ...
8 votes
3 answers
509 views

What tools are most important on an all-in-one bike tool for a commuter?

My commute is about 25km/day. I have a cheapish hybrid bike with Shimano gears, v-brakes and SPD pedals. I carry a small hand pump and spare tube. What do I need in a bike tool/ multitool or other ...