Round file 4 mm for sharpening chains with a pitch of 3/8" and .325".

Product features:

• resistant to clogging from debris
• sharp teeth with smooth cutting
• high-quality construction
• ideal for sharpening chains with a pitch of 3/8" and .325"

Technical specifications:

• Length: 200 mm
• Diameter: 4.5 mm
• For sharpening chains with pitch: 3/8" and .325"