Piping Reference (dimension and size)

To keep you work time record in your phone

Dimension for piping and accessories.

5 in 1 Application for Piping and Construction Engineer

Dimension table for standard steel

Dimension of fastener

Dimensions detail for NTN ball and roller bearings.

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

Calculation program

Dimension of fastener.

AutoLISP Function Guidance

Database application for standard materials

Program to calculate the weight.

Your kids learn English.

ISO/TS 16949 Requirements

Dimensions and strength of standard steel

Verb 3 channels with the reading and meaning.