Stopping Theft Every day TM

Ultra-Lok S7® High Security Nuts

get started

Get pricing, tech support, or ask a question about our products

High Security Nuts

Ultra-Lok S7® High Security Nuts are made in the USA. Providing excellent tool engagement and higher torque makes the Ultra-Lok S7 your first choice for a high security nut.

Ultra-Lok S7® High Security Nuts

Inch and Metric sizes, 316 stainless steel.

For more information, visit this page.

High level security, superior drive system, restricted tool program, proprietary drive, resists gripping tools, unique S7 drive system.
free style:
all sizes

PART # 316.TGNSS size 3/8-16 T-Groove Security Nut, Stainless Steel 316
PART # 113.TGNSS Size 1/2-13 T-Groove Security Nut, Stainless Steel 316