The 83503 GearWrench Metric Long Arm Hex Key 13PC Set meets or exceeds ASME standards. The 83503 GearWrench Metric Long Arm Hex Key 13PC Set’s short or long side can be used, providing better access and speed in all situations and sizes clearly marked on caddy for easy identification.

The 83503 GearWrench Metric Long Arm Hex Key 13PC Set includes caddy for storage and organization, keys made with alloy steel for maximum strength and to resist rotational distortion and chamfered edges on both ends help guide the key into the fastener smoothly and quickly.