Piping Reference (dimension and size)

Dimension of fastener

Dimension of fastener.

Dimensions detail for NTN ball and roller bearings.

Database application for standard materials

To keep you work time record in your phone

Dimension table for standard steel

Program to calculate the weight.

ISO/TS 16949 Requirements

AutoLISP Function Guidance

Calculation program

Unit Converter is a tools for student, teacher, and engineer.

Dimension for piping and accessories.

5 in 1 Application for Piping and Construction Engineer

Dimensions and strength of standard steel

Verb 3 channels with the reading and meaning.

Your kids learn English.