Can You Bring Wrench / Pliers (7 inches or more) on a Plane?

Quick Answer

  • Carry-on Bag: Not Allowed — Exceeds 7-inch tool limit
  • Checked Bag: Allowed

No — wrenches and pliers 7 inches or longer are not allowed in your carry-on. Tools of that size must be packed in checked baggage. Wrenches and pliers under 7 inches in total length are permitted in the cabin, with the officer making the final call.

Wrench / Pliers (7 inches or more) — TSA Rules Explained

Wrench / Pliers (7 inches or more) is not allowed in carry-on bags through TSA security, but you can pack it in your checked luggage. Wrench / Pliers (7 inches or more) is not allowed in carry-on bags — Exceeds 7-inch tool limit. Large wrenches and pliers 7 inches or longer must go in checked baggage. TSA officers have the final say on what is allowed through the checkpoint. If you are unsure, check the TSA website or ask an officer at the airport.

How to pack large tools in checked baggage

  • Measure total length, not jaw size — the 7-inch threshold applies to the whole tool.
  • Wrap sharp or pointed tools and secure them so they cannot shift and puncture the bag or injure an inspector.
  • A hard tool roll or padded case keeps a set together and speeds up any manual search.
  • Heavy tool sets add up fast; weigh the bag before you leave to avoid overweight fees.
  • Power tools are allowed in checked baggage; remove or protect any battery in line with the lithium battery rules.

If a long wrench reaches the checkpoint

  • Dense metal is obvious on the X-ray and the bag will be pulled for a hand search.
  • Options are the usual ones: surrender it, return it to a vehicle, hand it to someone not flying, mail it home, or check the bag if time allows.
  • Surrendered tools are not stored or returned.
  • There is no penalty for the mistake since the tool is legal in checked baggage.

Tool size limits at a glance

ItemCarry-onChecked
Wrench or pliers under 7 inchesAllowedAllowed
Wrench or pliers 7 inches or moreNot allowedAllowed
Screwdriver under 7 inchesAllowedAllowed
HammerNot allowedAllowed
Crowbar, drill, or sawNot allowedAllowed

About Tools at Airport Security

Hand tools are subject to TSA size restrictions. Tools 7 inches or shorter are allowed in carry-on bags. Longer tools must be placed in checked baggage.

Frequently Asked Questions

Can you bring a wrench on a plane?

Only if it is under 7 inches in total length. Wrenches and pliers 7 inches or longer are prohibited in carry-on bags and must be packed in checked baggage.

How is the 7-inch tool limit measured?

By the overall length of the tool, end to end, not by the jaw or head size. Officers measure the whole tool when it is close to the limit.

Are power tools allowed?

Power tools are prohibited in carry-on regardless of size and allowed in checked baggage. Handle any lithium battery separately, since spare batteries must travel in the cabin.

Can a tool set go in a carry-on if each piece is small?

Generally yes when every piece is under 7 inches and none of them is a blade or saw, but a large set may still draw a hand search and an officer can refuse individual items.

Can you bring Wrench / Pliers (7 inches or more) in your carry-on bag?

No, Wrench / Pliers (7 inches or more) is not allowed in carry-on bags. Exceeds 7-inch tool limit. Pack it in checked luggage instead.

Can you pack Wrench / Pliers (7 inches or more) in checked luggage?

Yes, Wrench / Pliers (7 inches or more) is allowed in checked baggage. Pack it securely to prevent damage.

What happens if TSA finds Wrench / Pliers (7 inches or more) in your bag?

If Wrench / Pliers (7 inches or more) is found in your carry-on, TSA will ask you to surrender it, return it to your vehicle, give it to a companion, mail it to yourself, or place it in checked luggage if time permits.

Do the same rules apply for Wrench / Pliers (7 inches or more) on international flights?

TSA rules apply at U.S. airports regardless of destination. However, your arrival country may have different import regulations for Wrench / Pliers (7 inches or more). Check the customs rules of your destination before packing.

More Tools Items

  • Can you bring Screwdriver (under 7 inches) on a plane?
  • Can you bring Screwdriver (7 inches or more) on a plane?
  • Can you bring Wrench / Pliers (under 7 inches) on a plane?
  • Can you bring Hammer on a plane?
  • Can you bring Cordless Drill on a plane?
  • Can you bring Saw (Any Type) on a plane?
Tools — Complete Guide · All items A–Z · Search for another item