Heli-Coil | Stanley Engineered Fastening
DB Roberts is an authorized distributor of STANLEY® Engineered Fastening brands, including Heli-Coil® wire threaded inserts. The Heli-Coil portfolio of wire threaded inserts includes variants to make them fully adaptable and configurable for industries spanning automotive, industrial, aerospace and defense. Heli-Coil is an ideal solution when applications require lightweight materials that maintain structural integrity of bolted or fastened joints.
Heli-Coil Products Include:
- Tangless Screw Thread Inserts
- Tanged Screw Thread Inserts
- 8-Pitch Screw Thread Inserts
- Oversize & Twinsert Screw Thread Inserts
- Pipe Thread Inserts
- Primer-Free II Coated Inserts
- Self-Tapping Screw Thread Inserts
- Spark Plug Screw Thread Inserts
- Installation & Removal Tools
Featured Heli-Coil Products
- Require no staking, locking, swaging, keying, or interference fit (Free-Running).
- Automatically adjusts to any expansion or contraction of the parent material (Free-Running).
- Anchor permanently in place against the tapped hole (Free-Running).
- Positively secures threaded members against vibration or shock loosening (Screw-Locking).
- High reusability factor due to the exclusive Heli-Coil Resilient Screw-Lock which permits frequent removal and reassembly of bolt without appreciable loss of torque (Screw-Locking).
- Positive self-locking torque, complying with MIL-I-8846 and MIL-N-25027.
- Available in inch and metric series.
- Successful applications in aviation, electronics, industrial, automotive, and military.
Standard or “Free-Running” tanged insert provides a smooth free-running thread, while the “Screw-Locking” tanged insert provides self-locking torque on the male member by a series of “chords” on one or more of the insert coils.
STANLEY Engineered Fastening offers a wide range of tools for installation and removal, including hand tools and power tools. Available for all sizes of Heli-Coil® inserts.