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Immediate availability
We maintain a large stock of collets for all OSK weld heads.
1 set for each outside diameter = 4 collets..
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Collets for OSK 21 G / C
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Item No. 1.3.2321 + Ø
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Collets for OSK 38 G / C
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Item No. 1.3.2021 + Ø
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Collets for OSK 53 G / GW
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Item No. 1.3.2521 + Ø
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Collets for OSK 76 G / GW
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Item No. 1.3.2621 + Ø
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Collets for OSK 115 G / GW
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Item No. 1.3.2721 + Ø
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Table of standard Tube Sizes (OD)
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DIN
(DIN 11850)
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ISO
(EN ISO 1127)
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Inch
(ASME BPE 1997)
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mm
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1/8"
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3,17 mm
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6,00 mm
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1/4"
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6,35 mm
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6
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8,00 mm
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3/8"
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9,53 mm
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8
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10,00 mm
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10,2
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10,20 mm
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12,00 mm
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1/2"
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12,70 mm
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10
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13,00 mm
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13,5
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13,50 mm
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5/8"
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15,88 mm
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16,00 mm
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17,2
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17,20 mm
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18,00 mm
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15
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19,00 mm
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3/4"
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19,05 mm
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20,00 mm
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21,3
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21,30 mm
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22,00 mm
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20
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23,00 mm
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1"
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25,40 mm
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26,9
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26,90 mm
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28,00 mm
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25
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29,00 mm
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30,00 mm
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33,7
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33,70 mm
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32
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35,00 mm
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1 1/2"
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38,10 mm
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40,00 mm
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40
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41,00 mm
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42,4
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42,40 mm
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44,50 mm
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48,3
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48,30 mm
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2"
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50,80 mm
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51,00 mm
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52,00 mm
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50
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53,00 mm
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54,00 mm
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60,3
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60,30 mm
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2 1/2"
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63,50 mm
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65
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70,00 mm
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76,1
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76,10 mm
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3"
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76,20 mm
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80
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85,00 mm
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88,9
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3 1/2"
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88,90 mm
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4"
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101,60 mm
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100
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104,00 mm
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108,00 mm
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114,3
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4 1/2"
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114,30 mm
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5"
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127,00 mm
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125
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129,00 mm
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139,7
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139,70 mm
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6"
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152,40 mm
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150
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154,00 mm
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165,10 mm
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168,3
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168,30 mm
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7"
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177,80 mm
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190,50 mm
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200
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204,00 mm
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219,1
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219,10 mm
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Standard collets available from stock for enclosed OSK wield haeds
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Non-standard sizes and ‘specials’ are available on request
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