Driving tool

A driving tool comprising:

• an operating member to which an operator applies an operating force;
• a housing including a support shaft that operably supports the operating member;
• a contacting member which is capable of contacting and separating from a workpiece into which a fastener is to be driven, and which operates by coming into contact with the workpiece;
• a pressure chamber to which and from which a compressible gas is supplied and discharged;
• a striking part which operates in a direction to strike the fastener when the compressible gas is supplied to the pressure chamber;
• and
• a gas supply mechanism which supplies the compressible gas to the pressure chamber based on an operation of the operating member and the contacting member,
• wherein a transmission control member is provided, and the transmission control member controls an operation of the gas supply mechanism based on an operation of at least one of the operating member and the contacting member, or based on an operation of both of the operating member and the contacting member, and
• the striking part strike the fastener when an operating force is applied to the operating member and the transmission control member and when the contacting member is operated.