We will be closed for vacation June 30-July 4, 2014. We will return on Monday, July 7, 2014. Best wishes for an enjoyable summer!
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One-Way Slotted
Popular design installs with standard screwdriver. Reverse side cammed out to prevent unauthorized removal. Machine and sheet metal screws available in Round, Truss or Oval-Head designs. Sex-Bolts also available.


ROUND HEAD / MACHINE SCREWS
SIZEPART NO.
4-40 X 1/4 ONE-WAY ROUND HD MS, 18-8 SS5.44014RS
4-40 X 3/8 ONE-WAY ROUND HD MS, 18-8 SS5.44038RS
4-40 X 1/2 ONE-WAY ROUND HD MS, 18-8 SS5.44012RS
4-40 X 5/8 ONE-WAY ROUND HD MS, 18-8 SS5.44058RS
4-40 X 3/4 ONE-WAY ROUND HD MS, 18-8 SS5.44034RS
4-40 X 1 ONE-WAY ROUND HEAD MS, 18-8 SS5.4401RS
6-32 X 1/4 ONE-WAY ROUND HD MS, 18-8 SS5.63214RS
6-32 X 3/8 ONE-WAY ROUND HD MS, 18-8 SS5.63238RS
6-32 X 1/2 ONE-WAY ROUND HD MS, 18-8 SS5.63212RS
6-32 X 3/4 ONE-WAY ROUND HD MS, 18-8 SS5.63234RS
6-32 X 1 ONE-WAY ROUND HEAD MS, 18-8 SS5.6321RS
8-32 X 1/4 ONE-WAY ROUND HD MS, 18-8 SS5.83214RS
8-32 X 3/8 ONE-WAY ROUND HD MS, 18-8 SS5.83238RS
8-32 X 1/2 ONE-WAY ROUND HD MS, 18-8 SS5.83212RS
8-32 X 3/4 ONE-WAY ROUND HD MS, 18-8 SS5.83234RS
8-32 X 1 ONE-WAY ROUND HEAD MS, 18-8 SS5.8321RS
8-32 X 1-1/4 ONE-WAY ROUND HD MS, 18-8SS5.832114RS
8-32 X 1-1/2 ONE-WAY ROUND HD MS, 18-8SS5.832112RS
10-32 X 3/8 ONE-WAY ROUND HD MS, 18-8 SS5.10338RS
10-32 X 1/2 ONE-WAY ROUND HD MS, 18-8 SS5.10312RS
10-32 X 5/8 ONE-WAY ROUND HD MS, 18-8 SS5.10358RS
10-32 X 3/4 ONE-WAY ROUND HD MS, 18-8 SS5.10334RS
10-32 X 1 ONE-WAY ROUND HEAD MS, 18-8 SS5.1031RS
10-32 X 1-1/4 ONE-WAY ROUND HD MS 18-8SS5.103114RS
10-32 X 1-1/2 ONE-WAY ROUND HD MS 18-8SS5.103112RS
10-32 X 2 ONE-WAY ROUND HEAD MS, 18-8 SS5.1032RS
10-24 X 1/4 ONE-WAY ROUND HD MS, 18-8 SS5.10214RS
10-24 X 3/8 ONE-WAY ROUND HD MS, 18-8 SS5.10238RS
10-24 X 1/2 ONE-WAY ROUND HD MS, 18-8 SS5.10212RS
10-24 X 5/8 ONE-WAY ROUND HD MS, 18-8 SS5.10258RS
10-24 X 3/4 ONE-WAY ROUND HD MS, 18-8 SS5.10234RS
10-24 X 1 ONE-WAY ROUND HEAD MS, 18-8 SS5.1021RS
10-24 X 1-1/4 ONE-WAY ROUND HD MS 18-8SS5.102114RS
10-24 X 1-1/2 ONE-WAY ROUND HD MS 18-8SS5.102112RS
10-24 X 2 ONE-WAY ROUND HEAD MS, 18-8 SS5.1022RS
1/4-20 X 1/2 ONE-WAY ROUND HD MS, 18-8SS5.14212RS
1/4-20 X 5/8 ONE-WAY ROUND HD MS, 18-8SS5.14258RS
1/4-20 X 3/4 ONE-WAY ROUND HD MS, 18-8SS5.14234RS
1/4-20 X 7/8 ONE-WAY ROUND HD MS, 18-8SS5.14278RS
1/4-20 X 1 ONE-WAY ROUND HD MS, 18-8 SS5.1421RS
1/4-20 X 1-1/4 ONE-WAY ROUND HEAD MS,5.142114RS
1/4-20 X 1-1/2 ONE-WAY ROUND HEAD MS,5.142112RS
1/4-20 X 2 ONE-WAY ROUND HD MS, 18-8 SS5.1422RS
5/16-18 X 3/4 ONE-WAY ROUND HEAD MS,5.51634RS
5/16-18 X 1 ONE-WAY ROUND HEAD MS,5.5161RS
5/16-18 X 1-1/2 ONE-WAY ROUND HEAD MS,5.516112RS
5/16-18 X 2 ONE-WAY ROUND HEAD MS,5.5162RS
 

TRUSS HEAD / MACHINE SCREWS
SIZEPART NO.
10-32 X 1/4 ONE-WAY TRUSS HD MS, 18-8 SS5.10314TS
10-32 X 3/8 ONE-WAY TRUSS HD MS, 18-8 SS5.10338TS
10-32 X 1/2 ONE-WAY TRUSS HD MS, 18-8 SS5.10312TS
10-32 X 3/4 ONE-WAY TRUSS HD MS, 18-8 SS5.10334TS
10-24 X 1/2 ONE-WAY TRUSS HD MS 18-8 SS5.10212TS
10-24 X 3/4 ONE-WAY TRUSS HD MS 18-8 SS5.10234TS
10-24 X 1 ONE-WAY TRUSS HD MS 18-8 SS5.1021TS
10-24 X 1-1/4 ONE-WAY TRUSS HD MS 18-8SS5.102114TS
10-24 X 1-1/2 ONE-WAY TRUSS HD MS 18-8SS5.102112TS
10-24 X 2 ONE-WAY TRUSS HD MS, 18-8 SS5.1022TS
 

ROUND HEAD / SHEET METAL SCREWS
SIZEPART NO.
#4A X 3/8 ONE-WAY ROUND HD SMS, 18-8 SS5.4A38RS
#4A X 1/2 ONE-WAY ROUND HD SMS, 18-8 SS5.4A12RS
#4A X 3/4 ONE-WAY ROUND HD SMS, 18-8 SS5.4A34RS
#6A X 1/2 ONE-WAY ROUND HD SMS, 18-8 SS5.6A12RS
#6A X 3/4 ONE-WAY ROUND HD SMS, 18-8 SS5.6A34RS
#6A X 1 ONE-WAY ROUND HEAD SMS, 18-8 SS5.6A1RS
#6A X 1-1/4 ONE-WAY ROUND HD SMS, 18-8SS5.6A114RS
#8A X 1/2 ONE-WAY ROUND HD SMS, 18-8 SS5.8A12RS
#8A X 3/4 ONE-WAY ROUND HD SMS, 18-8 SS5.8A34RS
#8A X 1 ONE-WAY ROUND HEAD SMS, 18-8 SS5.8A1RS
#8A X 1-1/4 ONE-WAY ROUND HD SMS, 18-8SS5.8A114RS
#8A X 1-1/2 ONE-WAY ROUND HD SMS, 18-8SS5.8A112RS
#8A X 3 ONE-WAY ROUND HEAD SMS, 18-8 SS5.8A3RS
#10A X 1/2 ONE-WAY ROUND HD SMS, 18-8 SS5.10A12RS
#10A X 3/4 ONE-WAY ROUND HD SMS, 18-8 SS5.10A34RS
#10A X 1 ONE-WAY ROUND HEAD SMS, 18-8 SS5.10A1RS
#10A X 1-1/4 ONE-WAY ROUND HD SMS 18-8SS5.10A114RS
#10A X 1-1/2 ONE-WAY ROUND HD SMS 18-8SS5.10A112RS
#10A X 2 ONE-WAY ROUND HEAD SMS, 18-8 SS5.10A2RS
#12A X 2 ONE-WAY ROUND HD SMS, 18-8 SS5.12A2RS
#12A X 2-1/2 ONE-WAY ROUND HD SMS 18-8SS5.12A212RS
#14A X 1/2 ONE-WAY ROUND HD SMS, 18-8 SS5.14A12RS
#14A X 3/4 ONE-WAY ROUND HD SMS, 18-8 SS5.14A34RS
#14A X 1 ONE-WAY ROUND HEAD SMS, 18-8 SS5.14A1RS
#14A X 1-1/4 ONE-WAY ROUND HD SMS 18-8SS5.14A114RS
#14A X 1-1/2 ONE-WAY ROUND HD SMS 18-8SS5.14A112RS
#14A X 2 ONE-WAY ROUND HEAD SMS, 18-8 SS5.14A2RS
#14A X 3 ONE-WAY ROUND HEAD SMS, 18-8 SS5.14A3RS
 

OVAL HEAD / COUNTERSUNK MACHINE SCREWS
SIZEPART NO.
6-32 X 1/2 ONE-WAY OVAL HD MS, 18-8 SS5.63212OS
6-32 X 3/4 ONE-WAY OVAL HD MS, 18-8 SS5.63234OS
6-32 X 1 ONE-WAY OVAL HEAD MS, 18-8 SS5.6321OS
8-32 X 1/2 ONE-WAY OVAL HD MS, 18-8 SS5.83212OS
8-32 X 3/4 ONE-WAY OVAL HD MS, 18-8 SS5.83234OS
8-32 X 1 ONE-WAY OVAL HEAD MS, 18-8 SS5.8321OS
10-32 X 1/2 ONE-WAY OVAL HD MS, 18-8 SS5.10312OS
10-32 X 3/4 ONE-WAY OVAL HD MS, 18-8 SS5.10334OS
10-32 X 1 ONE-WAY OVAL HD MS, 18-8 SS5.1031OS
10-24 X 1/2 ONE-WAY OVAL HD MS, 18-8 SS5.10212OS
10-24 X 3/4 ONE-WAY OVAL HD MS, 18-8 SS5.10234OS
10-24 X 1 ONE-WAY OVAL HD MS, 18-8 SS5.1021OS
1/4-20 X 1/2 ONE-WAY OVAL HD MS, 18-8 SS5.14212OS
1/4-20 X 1 ONE-WAY OVAL HEAD MS, 18-8 SS5.1421OS
1/4-20 X 1-1/2 ONE-WAY OVAL HD MS 18-8SS5.142112OS
 

OVAL HEAD / COUNTERSUNK SHEET METAL SCREWS
SIZEPART NO.
#8A X 1/2 ONE-WAY OVAL HEAD SMS, 18-8 SS5.8A12OS
#8A X 3/4 ONE-WAY OVAL HEAD SMS, 18-8 SS5.8A34OS
#8A X 1 ONE-WAY OVAL HEAD SMS, 18-8 SS5.8A1OS
#8A X 1-1/4 ONE-WAY OVAL HD SMS, 18-8 SS5.8A114OS
#8A X 1-1/2 ONE-WAY OVAL HD SMS, 18-8 SS5.8A112OS
#10A X 1/2 UC ONE-WAY OVAL HD SMS 18-8SS5.10A12UOS
#10A X 3/4 ONE-WAY OVAL HD SMS, 18-8 SS5.10A34OS
#10A X 1 ONE-WAY OVAL HD SMS, 18-8 SS5.10A1OS
#10A X 1-1/4 ONE-WAY OVAL HD SMS 18-8 SS5.10A114OS
#10A X 1-1/2 ONE-WAY OVAL HD SMS 18-8 SS5.10A112OS
 

"UN-DO-IT" REMOVAL TOOLS
SIZEPART NO.
#804 "UN-DO-IT" ONE-WAY REMOVAL TOOL5.804
#807 "UN-DO-IT" ONE-WAY REMOVAL TOOL5.807
#810 "UN-DO-IT" ONE-WAY REMOVAL TOOL5.810
 

Tamperproof
Screw Co., Inc.

30 Laurel Street
Hicksville, NY 11801

Phone: 516-931-1616
Fax: 516-931-1654