Tailless Screw Sleeve Locking Insert St2*0.4*1.5D Handle of The Original

• Material: Stainless Steel
• Type: Tool
• Usage: Tapping Use
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: St2*0.4*1.5D
• Rotation Direction: Standard
• Surface Finishing: High-Speed Steel
• Certification: ISO, RoHS
• Customized: According to Customer Requirements
• Nominal Length: 1d-3D
• Name: Tailless Screw Sleeve
• Function: Increase Thread Strength
• Course: Wrapping
• Transport Package: Carton
• Specification: ST8*1.25
• Trademark: XYY
• Origin: China
• HS Code: 7318190000
• Production Capacity: 500pieces
• Package Size: 14.50cm * 8.50cm * 10.50cm
• Package Gross Weight: 0.045kg

Product Description

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M2-M16 tailless wrench

 

Performance introduction of tailless steel wire thread bushing

The tailless steel thread sleeve is designed with a tailless handle, which means that it can be installed in both directions without dividing direction. After installation, it can produce a more reliable and permanent thread sleeve of the same size as the original thread hole, abrasion resistant internal thread.

 

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bolt bolt insert	internal thread	male thread
miniature	M2*0.4	M4*0.8
miniature	M4*0.7	M6*0.75
thin-walled	M5*0.8	M8*1.25
thin-walled	M12*1.75	6*1.5
heavy-duty	M4*0.7	M8*1.25
heavy-duty	M24*3	M33*2
inch type	10-32

1, according to the production of steel wire screw sleeve material classification

(1) Stainless steel wire screw sleeve

It is made of stainless steel material (304H, 1Cr18Ni9, 1Cr18Ni9Ti) and is used under normal circumstances.

(2) Superalloy wire screw sleeve

Made of high-temperature alloy materials (Inconel X750, Nimonic90, etc.), it is used in aerospace assembly technology, aircraft engines, internal combustion engine turbine compressors, etc., when operating at 750 ° C.

(3) Copper alloy wire screw sleeve

Made of copper alloy materials (such as QSn6.5-0.4), used in situations where copper is required, such as in conductive or self-lubricating situations.

2, according to the function of wire screw sleeve classification

The ordinary type of wire screw sleeve is also called the processed-tooth wire screw sleeve, which is used under normal circumstances and marked "FR". Locking type wire screw sleeve is also called locking tooth type wire screw sleeve, self-locking type wire screw sleeve, can lock the screw in the threaded hole formed after the installation of the wire screw sleeve, used in vibration and impact, mark "SL"

3, according to the thread system of the wire screw sleeve classification

(1) International standard ISO "M", "MJ" series metric thread wire sleeve metric thread series mark "M", metric aerospace thread series mark "MJ".

(2) American unified thread series steel wire screw sleeve coarse thread, marked "UNC", fine thread mark "UNF", ultra-fine thread mark "UNEF".

(3) Non-sealed pipe Thread wire sleeve (British Standard pipe Thread) thread marked "G".

(4) British Wyeth thread series wire screw sleeve, coarse thread mark "B.S.W.", fine thread mark "B.S.F.", special series thread mark "WHit.s" and "whit."

4, according to the direction of the wire screw sleeve classification

(1) right-hand wire screw sleeve

(2) Left-handed wire screw sleeve marked "LH".