DIY & Workshop
Practical calculators for woodworking, metalworking, fabrication, and workshop projects.
Screw/Rivet Spacing Calculator
Drill Bit Size Calculator
Cut & Leftover Calculator
Evenly space screws, rivets, nails, or bolts across any length.
Find the correct drill bit size for screws, rivets, and common hardware.
Calculate cut lengths and remaining material after each cut.
How Many Will Fit? Calculator
Scrap Material Calculator
Board Divider Calculator
Find how many pieces fit within a given length, width, or area.
Check whether leftover material is large enough for your next project.
Divide a board or any length into equal sections for accurate marking.
