UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	April 15, 2011 10:00 A.M.

Form:	S-3
CIK: 0000842633 Company Name: TRIMAS CORP File Number: 333-172525
CIK: 0001194690 Company Name: KEO CUTTERS INC File Number: 333-172525-20
CIK: 0001194221 Company Name: ARROW ENGINE CO File Number: 333-172525-19
CIK: 0001240688 Company Name: HIGHLAND GROUP CORP File Number: 333-172525-18
CIK: 0001195618 Company Name: DRAW TITE INC File Number: 333-172525-17
CIK: 0001194217 Company Name: COMPAC CORP File Number: 333-172525-16
CIK: 0001514123 Company Name: Dew Technologies, Inc. File Number: 333-172525-15
CIK: 0001514125 Company Name: Hi-Vol Products LLC File Number: 333-172525-14
CIK: 0001194688 Company Name: LAKE ERIE SCREW CORP File Number: 333-172525-13
CIK: 0001195621 Company Name: LAMONS METAL GASKET CO File Number: 333-172525-12
CIK: 0001194193 Company Name: MONOGRAM AEROSPACE FASTENERS INC File Number: 333-172525-11
CIK: 0001195614 Company Name: NI INDUSTRIES INC File Number: 333-172525-10
CIK: 0001194206 Company Name: NORRIS CYLINDER CO File Number: 333-172525-09
CIK: 0001194818 Company Name: RICHARDS MICRO-TOOL INC File Number: 333-172525-08
CIK: 0001194877 Company Name: RIEKE CORP File Number: 333-172525-07
CIK: 0001194800 Company Name: RIEKE LEASING CO INC File Number: 333-172525-06
CIK: 0001194804 Company Name: RIEKE OF MEXICO INC File Number: 333-172525-05
CIK: 0001237457 Company Name: HAMMERBLOW CORP File Number: 333-172525-04
CIK: 0001195035 Company Name: TRIMAS CO LLC File Number: 333-172525-03
CIK: 0001514121 Company Name: Towing Holding LLC File Number: 333-172525-02
CIK: 0001514120 Company Name: TriMas International Holdings LLC File Number: 333-172525-01