Started the day fixing old Bessie's stall out back. Man, that Stanley tape measu

Started the day fixing old Bessie's stall out back. Man, that Stanley tape measure might be the best ten bucks I ever spent. Can't slap a price on a tool that helps you get things right the first time. Reminds me of how in life, the right tools make all the difference. What's one tool you find you just can't do without around your place?