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Item description/product images

DescriptionMaterial:Mandrel mild steel.
Taper-head screw low-carbon steel
Version:Mandrel black oxidised.
Taper-head screw case-hardened.
Note:The mandrel collet is ideal for finish machining turned parts. The diameter “D” can be turned or milled to suit the workpiece ID.
Low design - no interfering clamp straps.
Tightened using a hex socket wrench or hydraulics.

* D min. = smallest diameter to which “D” may be turned or milled.
Assembly:Expand the mandrel approx. 0.1 mm over the relaxed diameter. Turn or mill the mandrel to suit the internal diameter of the workpiece. The base flange can be centred in a pocket or using dowel pins.Drawing reference:
1) taper-head screw
Special features:
DownloadHere is all the information as a PDF datasheet:

Are you looking for CAD data? These can be found directly in the product table.
 Datasheet 03157 Mandrel collets 206 kB


Mandrel collets

Item selection/filter

Order No.DD
for screw
ISO 10642
head bolt
head bolt
max. Nm
max. kN
03157-0204077,44,120 h913,7M2M210,77,66,14,11,50,71,1 76.18 €
03157-04081212,4829,72 h921M3M421,816158354,2 77.50 €
03157-06121414,212,231,5 h923,1M3M624,91915125178,5 79.03 €
03157-0814202013,537,5 h929M3M824,919151463411,1 80.79 €
03157-062027271850 h939,4M4M1028,622,217,51786020 104.98 €
03157-10253535,32356 h945,5M4M1231,825,420,6211015026,3 129.28 €
03157-1234424229,369,5 h855,9M5M1639,631,827221428044,5 164.90 €
03157-12345251,529,375,5 h963,9M5M1639,631,827221428044,5 171.17 €
03157-16307777,729,3107,5 h992,5M6M1645,537,632,3201428044,5 276.71 €
03157-163010310329,3132,9 h9118M6M1645,537,632,3201428044,5 422.19 €
03157-163017517529,3132,9 h9118M6M1645,537,632,3201428044,5 821.63 €
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