Tanged Helical Insert, Free-Running, M8-1.25 Thrd Sz, 18-8 Stainless Steel, 12 PK

STANLEY ENGINEERED FASTENING — Helical Inserts — Tanged Helical Insert, Free-Running, M8-1.25 Thrd Sz, 18-8 Stainless Steel, 12 PK

STANLEY ENGINEERED FASTENING Helical Inserts built for consistent performance in maintenance, inspection, and replacement work.

Quick specs

• Material: 18-8 Stainless Steel
• Finish: Plain
• System of Measurement: Metric
• Length: 12 mm
• Manufacturer Part Number: R1084-8
• UPC: 025964100085

Product information

• Country of Origin: United States
• Manufacturer Part Number: R1084-8
• UPC: 025964100085

Dimensions

• Drill Size: 8.3mm
• Free Coil Dia.: 10.08 mm
• Length: 12 mm
• Internal Thread Size: M8 x 1.25
• Overall Length: 12 mm
• Thread Size: M8-1.25
• Drill Bit Size: 8.30 mm
• Outside Diameter: 10.08 mm
• Compatible Tap Size: M8-1.25
• Tap Sizes: M8x1.25 STI

Details

• Application: For Metal
• Type: Free Running Helical
• Rockwell Hardness: C43-C50
• Series: Heli-Coil
• Features: Packaged in Lengths Corresponding to Various Spark Plug Reaches
• Manufacturer Location: Made in USA
• Thread Pitch: 1.25 mm
• CAD Available: Yes
• Item: Helical Insert
• Thread Direction: Right Hand
• Material: 18-8 Stainless Steel
• Material Grade/Class: Not Graded
• Finish: Plain
• Thread Type: Metric Coarse
• Tang Style: Tanged
• Compatible Material: Metal
• Tensile Strength: 200,000 to 250,000 psi
• Helical Insert Type: Free-Running
• System of Measurement: Metric
• Tensile Strength (PSI): 200,000 to 250,000 psi

This Helical Inserts is well-suited for replacement, upgrade, and stock-room use.

Recommended for maintenance and repair workflows and designed to support reliable operation in demanding environments.

Highlights

• Helps keep specifications consistent across replacements and replenishment cycles.
• Designed for professional use where predictable fit and handling are important.
• Works well in standardized part lists and preventative maintenance schedules.
• Clear specification formatting helps reduce ordering mistakes.

Notes: Review application constraints and installation requirements to ensure the part meets your needs.