1. Material: drop-forged 40CR-V or 45# CARBON STEEL

2. Production technology: black nickel finish, heat treated, chrome-plated

3.Features: With 72 teeth and a working angle of 5 degrees

4. Size:8mm,9mm,10mm,11mm,12mm,13mm,14mm,15mm ,16mm,17mm,,18mm,19mm;

5/16",3/8",7/16",1/2",9/16",5/8",11/16",3/4"

5.package: hanging card, plastic rack,plastic box,double blister etc.

or according to customer’s requirement.

6.Quality conform to ANSI and DIN3113 standard