This tools set is useful for locksmith and lock selector to practice unlocking with a transparent lock because they can see clearly that how the pins work when a key is inserted. 

Features:
Transparent Padlock Design: allows you to know the locking mechanism.
Superior Quality: high quality, anti-corrosion for long-term use.
Crystal Cutaway Structure: smooth working condition and durable for repetitive practice.
12PCS Unlocking Tools: give you the option of practicing on different types of locks.
Lightweight and Portable Size: easy to handle and practice anywhere at any time.
The unlocking tool is made of high quality stainless steel, not easy to bend and break.

Specifications:
Padlock Color: Transparent Color
Tools Color: Black + Silver + Red + Blue
Material: Crystal + Stainless Steel
Practice Padlock Size: Approx. 7.7 * 4.9 * 1.4cm / 3 * 1.9 * 0.6in
Practice Padlock Weight: Approx. 129g / 4.6oz
Package Size: Approx. 13 * 11.5 * 2.5cm / 5.1 * 4.5 * 1in
Package Weight: Approx. 170g / 6oz

Package Lists:
1 * Padlock
2 * Keys
12 * Lock Pick Sets