Free inches to millimeters conversion table: 1/64" to 15/16" fractional sizes, 0.01" to 100" decimal range, and mm to inches reverse lookup. Convert inches to mm instantly.
Free fastener weight calculator and complete M.S. fastener weight charts for hex bolts, socket head cap screws, nuts, washers, rivets, split pins and more. Find weight per 100 pcs by diameter and length...
Complete washer size and thickness dimensions chart for SAE and USS flat washers. Includes inside diameter, outside diameter, thickness in inches and mm, plus split lock washer and beveled washer data...
Complete hardness scale conversion chart for HB, HRC and HV with Brinell, Rockwell and Vickers conversion tables. Includes interactive hardness converter, tensile strength approximation and material hardness...
Free PSI to MPa tensile strength converter for the fastener industry. Convert bolt grade strength values between PSI and MPa instantly with formulas, reference tables, and common fastener grade data.
Complete bolt grade markings and strength chart for US (SAE) and metric bolts. Includes head marking diagrams, proof load, yield strength, and tensile strength reference tables.
Complete Helicoil tap and drill size chart for UNC, UNF, metric coarse and metric fine threads. Includes countersink diameter, pitch diameter, tapping depth, and drill size reference tables.
Complete fractional inches to decimal conversion chart and calculator. Convert fractions to decimal inches and millimeters instantly. Includes 1/128 to 1 inch reference table.
Complete coefficient of friction table for metals, plastics, and common materials. Includes interactive friction force calculator, static and kinetic friction values, and formula guide.
Complete wrench conversion chart from metric (mm) to standard SAE (inches). Find the closest inch equivalent for any metric wrench size with decimal equivalents and tolerance differences.