CONCRETE SCREWS

CobraTork - Wedge Bolts

The CobraTork heavy duty concrete screw anchor features a raised head for better grip, a notched thread making it easier to cut through the concrete, and cavities designed to collect the debris. Also, the anchor can be easily removed if required. One-piece concept: Just drill and drive.
Features and benefits
  • One-piece design (eliminates multiple pieces or improper assembly)
  • Raised head for better grip formed with anti rotation washer
  • Notched thread making it easier to cut through the concrete
  • Special body design with cavities to collect the debris
  • Chamfered tip to facilitate the insertion
View all selection
Installation Tools
Drill Wrench
Mounting Surface
Brick Concrete hollow-block
Video
Applications
  • Bleachers
  • Hand railings
  • Heat pumps
  • Racking
Installation Guide
1. Drill a hole into the base material to a depth of at least 1/4'' (Deeper than installation anchor depth)
2. Clean hole using a dust blower or compressed air.
3. Insert the anchor through the fixture into the anchor hole. Tighten the anchor by rotating clockwise and applying pressure towards the base material.
4- Continue tightening the anchor until the head is firmly seated against the fixture.

Note: In extremely dense materials, use of an impact wrench is recommended.
Technical Specifications
SKUDescription Anchors Per Pack Safe Load Weight (Ibs) Drill size Min embedment DRILL BIT Per Pack Packaging
960RCOBRA TORK 1/4" X 1 3/4" (+ DRILL BIT) (X8) 8 734 1/4" 1-1/2'' 1 COBRA TORK 1/4" X 1 3/4" (+ DRILL BIT) (X8)
960TCOBRA TORK 1/4" X 1-3/4" (X50) 50 734 1/4" 1-1/2'' COBRA TORK 1/4" X 1-3/4" (X50)
960CCOBRA TORK 1/4" X 1 3/4" (X100) 100 734 1/4" 1-1/2'' COBRA TORK 1/4" X 1 3/4" (X100)
961RCOBRA TORK 1/4" X 2 1/4" (+ DRILL BIT) (X6) 6 1259 1/4" 2" 1 COBRA TORK 1/4" X 2 1/4" (+ DRILL BIT) (X6)
961TCOBRA TORK 1/4" X 2 1/4" (X30) 30 1259 1/4" 2" COBRA TORK 1/4" X 2 1/4" (X30)
961CCOBRA TORK 1/4" X 2 1/4" (X50) 50 1259 1/4" 2" COBRA TORK 1/4" X 2 1/4" (X50)
962RCOBRA TORK 1/4" X 3" (+ DRILL BIT) (X6) 6 1389 1/4" 2-1/2'' 1 COBRA TORK 1/4" X 3" (+ DRILL BIT) (X6)
962TCOBRA TORK 1/4" X 3" (X30) 30 1389 1/4" 2-1/2" COBRA TORK 1/4" X 3" (X30)
962CCOBRA TORK 1/4" X 3" (X50) 50 1389 1/4" 2-1/2'' COBRA TORK 1/4" X 3" (X50)
965RCOBRA TORK 5/16" X 2 1/4" (+ DRILL BIT) (X4) 4 1282 5/16" 2" 1 COBRA TORK 5/16" X 2 1/4" (+ DRILL BIT) (X4)
965TCOBRA TORK 5/16" X 2 1/4" (X20) 20 1282 5/16" 2" COBRA TORK 5/16" X 2 1/4" (X20)
965CCOBRA TORK 5/16" X 2 1/4" (X50) 50 1282 5/16'' 2" COBRA TORK 5/16" X 2 1/4" (X50)
966RCOBRA TORK 5/16" X 3" (+ DRILL BIT) (X4) 4 1447 5/16" 2-3/4" 1 COBRA TORK 5/16" X 3" (+ DRILL BIT) (X4)
966TCOBRA TORK 5/16" X 3" (X20) 20 1447 5/16" 2-3/4" COBRA TORK 5/16" X 3" (X20)
966CCOBRA TORK 5/16" X 3" (X50) 50 1447 5/16'' 2-3/4" COBRA TORK 5/16" X 3" (X50)
970RCOBRA TORK 3/8" X 1 3/4" (+ DRILL BIT) (X6) 6 689 3/8" 1-1/2'' 1 COBRA TORK 3/8" X 1 3/4" (+ DRILL BIT) (X6)
970TCOBRA TORK 3/8" X 1-3/4" (X25) 25 689 3/8" 1-1/2'' COBRA TORK 3/8" X 1-3/4" (X25)
970CCOBRA TORK 3/8" X 1 3/4" (X50) 50 689 3/8" 1-1/2'' COBRA TORK 3/8" X 1 3/4" (X50)
971RCOBRA TORK 3/8" X 2 1/2" (+ DRILL BIT) (X4) 4 1054 3/8" 2" 1 COBRA TORK 3/8" X 2 1/2" (+ DRILL BIT) (X4)
971TCOBRA TORK 3/8" X 2-1/2" (X20) 20 1054 3/8" 2" COBRA TORK 3/8" X 2-1/2" (X20)
971CCOBRA TORK 3/8" X 2 1/2" (X50) 50 1054 3/8" 2" COBRA TORK 3/8" X 2 1/2" (X50)
972RCOBRA TORK 3/8" X 3" (+ DRILL BIT) (X4) 4 1518 3/8" 2-1/2" 1 COBRA TORK 3/8" X 3" (+ DRILL BIT) (X4)
972TCOBRA TORK 3/8" X 3" (X15) 15 1518 3/8" 2-1/2" COBRA TORK 3/8" X 3" (X15)
972CCOBRA TORK 3/8" X 3" (X50) 50 1518 3/8" 2-1/2" COBRA TORK 3/8" X 3" (X50)
973RCOBRA TORK 3/8" X 4" (+ DRILL BIT) (X4) 4 2756 3/8" 3-1/2" 1 COBRA TORK 3/8" X 4" (+ DRILL BIT) (X4)
973TCOBRA TORK 3/8" X 4" (X10) 10 2756 3/8" 3-1/2" COBRA TORK 3/8" X 4" (X10)
973CCOBRA TORK 3/8" X 4" (X50) 50 2756 3/8'' 3-1/2" COBRA TORK 3/8" X 4" (X50)
980RCOBRA TORK 1/2" X 2 1/2" (+ DRILL BIT) (X4) 4 1126 1/2'' 2" 1 COBRA TORK 1/2" X 2 1/2" (+ DRILL BIT) (X4)
980TCOBRA TORK 1/2" X 2-1/2" (X10) 10 1126 1/2'' 2" COBRA TORK 1/2" X 2-1/2" (X10)
980CCOBRA TORK 1/2" X 2 1/2" (X50) 40 1126 1/2" 2" COBRA TORK 1/2" X 2 1/2" (X50)
981RCOBRA TORK 1/2" X 3" (+ DRILL BIT) (X4) 4 1676 1/2'' 2-1/2" 1 COBRA TORK 1/2" X 3" (+ DRILL BIT) (X4)
981TCOBRA TORK 1/2" X 3" (X10) 10 1676 1/2'' 2-1/2" COBRA TORK 1/2" X 3" (X10)
981CCOBRA TORK 1/2" X 3" (X40) 50 1676 1/2" 2-1/2" COBRA TORK 1/2" X 3" (X40)
982RCOBRA TORK 1/2" X 4" (+ DRILL BIT) (X4) 4 2623 1/2'' 3-1/2" 1 COBRA TORK 1/2" X 4" (+ DRILL BIT) (X4)
982TCOBRA TORK 1/2" X 4" (X10) 50 2623 1/2'' 3-1/2" COBRA TORK 1/2" X 4" (X10)
982CCOBRA TORK 1/2" X 4" (X40) 50 2623 1/2'' 3-1/2" COBRA TORK 1/2" X 4" (X40)