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Drill Collar
[/rt_heading][/vc_column][/vc_row][vc_row][vc_column width=”1/2″][vc_column_text]4145H Quenched & Tempered Steel
Slick
Spiral
NC23-31 NC26-35(2 3/8 IF) NC31-41(2 7/8 IF)
NC35-47 NC38-50(31/2IF) NC44-60
NC44-60 NC44-62 NC44-62(4IF)
NC44-65(4IF) NC44-65(4IF) NC44-67(4IF)
NC50-67(41/2IF) NC50-70(41/2IF) NC50-70(41/2IF)
NC50-72(41/2IF) NC56-80 NC61-90
NC70-97 NC70-100
Spiral Drill Collar with elevator groove & slip
Non Magnetic Drill Collar[/vc_column_text][/vc_column][vc_column width=”1/2″][vc_gallery type=”flexslider_fade” interval=”3″ images=”3480,3481,3482,3140″ onclick=”link_image” custom_links_target=”_self” img_size=”600×400″][/vc_column][/vc_row]