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SPIROL’s Series 25 Tapered Inserts are designed for tapered holes with an 8° (included) draft angle and are installed with heat or ultrasonic vibration. The Series 25 Inserts are similar to the Series 24 Inserts with the addition of a head for increased bearing area. SPIROL’s Series 25 Tapered Inserts are available to order in metric threads ranging in size from M2 up to M8.

If you would like assistance in selecting the most appropriate Insert for your application, please contact SPIROL for complimentary technical support.

Series 25 Headed Tapered Inserts
Unit of Measure
Items Series 25 Headed Tapered Inserts
151321
INS 25/M2 / 5 EK
Price per Package Unit QUOTE
Series 25 Headed Tapered Inserts
151322
INS 25/M2.5 / 5 EK
Price per Package Unit QUOTE
Series 25 Headed Tapered Inserts
151323
INS 25/M3 / 5.5 EK
Price per Package Unit QUOTE
Series 25 Headed Tapered Inserts
151324
INS 25/M3.5 / 6 EK
Price per Package Unit QUOTE
Series 25 Headed Tapered Inserts
151325
INS 25/M4 / 7.5 EK
Price per Package Unit QUOTE
Package Type N/A Each
Supply Status N/A Not Stocked
Units Per Package N/A 1
Thread Size N/A M2 x 0.4 N/A M2.5 x 0.45 N/A M3 x 0.5 N/A M3.5 x 0.6 N/A M4 x 0.7
Overknurl Ø N/A 4.1 mm N/A 4.1 mm N/A 4.7 mm N/A 5.5 mm N/A 6.0 mm
Head Ø N/A 5.0 mm N/A 6.0 mm N/A 6.0 mm N/A 7.0 mm N/A 8.0 mm
Length N/A 5.0 mm N/A 5.0 mm N/A 5.5 mm N/A 6.0 mm N/A 7.5 mm
Material Type N/A Brass
Finish N/A Plain
Order Processing Note N/A