Insert Screws

M4×9 · pitch 0.7 · TORX PLUS® 15IP

Strength classClass 12.9Tensile strength≥1200 MPaMaterialAlloy steel (42CrMo)

Product description

Compiled from the existing technical description of this product on this site

The TORX PLUS® 15IP insert screw is M4×9 with a pitch of 0.7, property class 12.9 and a 60° head angle. The mid-size format balances torque capacity against head diameter, suitable for precision tool clamping and the assembly of high-speed machining equipment.

Technical Features
Size M4×9, pitch 0.7TORX PLUS® 15IP drive, high torque transmissionClass 12.9 high strength, tensile strength ≥1200 MPa60° head angle for a close fitAccurate tightening, wear and corrosion resistant
Applications
Tool clamping in CNC machining centresTool holder locking on milling and turning machinesFastening on mould machining equipmentHigh-precision assembly fixturesAutomotive component machining equipment

Specifications

The parameters listed on this page are subject to final inspection and the applicable standards; items not listed follow the customer drawing or the order agreement and are not committed by default.

Specification M4×9
Material Alloy steel (42CrMo)
Strength class Class 12.9
Tensile strength ≥1200 MPa
Yield strength ≥1080 MPa
Hardness HRC 39-44
Thread tolerance 6g(ISO 965-1)
Drive TORX PLUS®
Surface treatment Black oxide / zinc plating / zinc-nickel alloy (optional)
Standard Thread GB/T 196, GB/T 197 (ISO 965-1) 6g; TORX PLUS® drive to company standard / customer drawing; outline dimensions to customer drawing

Spec lookup

Filter directly among the 13 models in this series by your operating conditions - pure front-end filtering, no redirects, no URL changes

Filter results are based on the specification fields published on each model page and are for preliminary screening only; the final selection must be confirmed in light of the actual load, plate thickness and assembly process.

Drawings and documentation

Official catalogues and manuals are available for direct download; custom drawings are handled per project

PDF

Special-shape insert screw catalogue

May 2026 edition, 1.3 MB

Download
PDF

Countersunk insert screw catalogue

May 2026 edition, 0.4 MB

Download

Manufacturing process

The usual process route for this product family; actual operations follow the drawing and order requirements.

  • Cold headingHead and drive formed in one press operation from wire rod
  • Thread rolling / turningThread accuracy and machining of the mating faces
  • Heat treatmentQuenched and tempered to the specified property class
  • Surface treatmentBlack oxide / zinc plated / zinc-nickel alloy
  • 100% inspectionDimensions, hardness and torque sampled batch by batch

Capacity & delivery

Taken from the company's published capacity and certification information; no unverified claims are included.

6.5100M pcs/monthCombined monthly capacity of the Shenzhen and Xiangyang (Hubei) dual bases
As fast as 1-day prototypingFast prototyping channel after drawing or sample confirmation
26patentsPatents for fastening structures and assembly processes
3system certificationsIATF 16949 / ISO 9001 / ISO 14001

FAQ

Material, standards, surface treatment and installation points for this model; the data comes from the specification table on this page and from the national standards cited in the answers.

Q1What material does “TORX PLUS® 15IP Thread Inserts M4×9” use, and what strength level does it reach?

The specification table on this page states: material alloy steel (42CrMo); property class 12.9; tensile strength ≥1200 MPa; yield strength ≥1080 MPa; hardness HRC 39-44. Material certificates and mechanical property test reports can be supplied with the goods; batch acceptance follows the values stated above.

Q2What does the 6g thread tolerance mean for “TORX PLUS® 15IP Thread Inserts M4×9”?

The specification table on this page lists a 6g thread tolerance (ISO 965-1). Under GB/T 197 (ISO 965-1), 6g is the customary tolerance band for external threads, balancing smooth assembly against manufacturing economy; the mating internal thread is usually 6H.

Q3What are the head type, drive type and structure of “TORX PLUS® 15IP Thread Inserts M4×9”?

The specification table on this page states a TORX PLUS® drive. Structural details are subject to the drawing.

Q4What are the main features of the TORX PLUS® 15IP insert screw M4×9?

Features listed in this page's product description: size M4×9, pitch 0.7; TORX PLUS® 15IP drive for high torque transfer; class 12.9 high strength with tensile strength ≥1200 MPa; 60° head angle for close contact.

Q5What does class 12.9 mean for the performance of “TORX PLUS® 15IP Thread Inserts M4×9”?

Under GB/T 3098.1 (ISO 898-1), property class 12.9 denotes a nominal tensile strength of 1200 MPa with a yield-to-tensile ratio of 0.9 (yield strength not below 1080 MPa). This series is made of 42CrMo alloy steel; the specification table on this page states a tensile strength of ≥1200 MPa and a hardness of HRC 39–44. (Applies to this model: “TORX PLUS® 15IP insert screw M4×9”.)

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