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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.

Unit of Measure

Package Type

 N/A Each

Supply Status

 N/A Not Stocked

Units Per Package

 N/A 1

Thread Size

 N/A M3 x 0.5

Overknurl Ø (A Ref.)

 N/A 4,70 mm

Head Ø (H)

 N/A 6,00 mm

Head Thickness (T)

 N/A 0,60 mm

Length (L)

 N/A 5,50 mm

Pilot Ø (P)

 N/A 4,07 mm

Rec. Hole Ø at Entrance

 N/A 4,40 mm

Rec. Hole Ø at Entrance Tolerance

 N/A +0.10/-0.00 mm

Material Type

 N/A Brass

Material Grade

 N/A ASTM B16
UNS C36000
EN 12164 CW603N CuZn36Pb3

Finish

 N/A Plain

Weight Per Piece

 N/A 0.0004288 kg0.0009453 lb

Order Processing Note

 N/A Orders typically ship in 2-3 business days. Orders received after 3pm EST will be processed on the next business day.