<b>Package Include:</b><br> 1 x Chain Saw Blade Sharpener<br> 3 x Whetstone<br><br><br> <b>Specification:</b><br> <b>Material:</b> ABS Plastic+Whetstone<br> <b>Dimension:</b> 8.5’’ x 5.7’’ x 1.4’’<br> <b>Chainsaw Sharpener Weight: </b>315g<br> <b>Whetstone Weight: </b>24g<br><br><br> <b>Compatibility:</b><br> MQ chainsaw teeth sharpener fit for 14” 16” 18” 20” inch chainsaw blade with two-hole.<br><br><br> <b>Installation Steps:</b><br> 1. Open the chainsaw sharpener;<br> 2. Attach the chainsaw on the two holes of the blade sharpener;<br> 3. Close the sharpener and push the lock;<br> 4. Gently squeeze the chain saw down until it touches the whetstone for 3-5 seconds.<br> <br><br> <b>Warning:</b><br> Please fix and tighten the screws when sharpening the chain saw.