Resources – Welcome

RESOURCES / FIELD NOTES FROM YOUR LOCKSMITH GURU

HELPFUL ARTICLES.

Plain-language explainers on the questions we hear most often — from door handing to access control basics. Written by locksmiths, for property owners and facility managers.

//HARDWARE BASICS

Door Handing Explained: LH, LHR, RH, and RHR

One of the most common points of confusion when ordering hardware. Here's how to identify the handing of any door in under a minute.

4 MIN READ

//HARDWARE BASICS

Lock Functions Explained: Which One Do You Need?

Picking the wrong lock function is the #1 reason for lockouts and doors that won't secure. Here's how to choose the right one.

5 MIN READ

//HARDWARE BASICS

Key Charts Explained: How Master Key Systems Work

What change keys, master keys, and grand master keys mean — and why ordering replacement keys for a master key system isn't as simple as it looks.

5 MIN READ

//HARDWARE BASICS

How to Measure a Door Hinge

A step-by-step guide to measuring door hinges correctly so you order the right replacement the first time.

6 MIN READ