CONTACT US - Contractor Pricing Product Specifications Field Tested | Laser Arranged Diamonds | Low Dusting | Innovative Design A threaded cap designed to fit securely onto the core tube, providing a tight, reliable connection for your drilling assembly. Sold individually, this durable cap ensures proper alignment, added stability, and long-lasting performance when paired with compatible core tubes and crowns. Often called continental tubing, Continuous tubing, or deep core drill bit tubes. Our core bit caps, tubes, and crowns work to reduce waste that traditional core bits create. They also create an easier option for replacing crowns verses tradition retipping on core bits. Description Specifications Stock 1" Thread Cap - 5/8-11 ( D25.7/20.5)*5/8-11 In Stock 1.25" Thread Cap - 5/8-11 ( D31.3/26.1)*5/8-11 In Stock 1.5" Thread Cap - 5/8-11 (D38.7/33.5)*5/8-11 In Stock 2" Thread Cap - 1-1/4 (D50.8/45.6)*1-1/4 UNC In Stock 2.5" Thread Cap - 1 1/4 (D62.4/57.2)*1-1/4UNC In Stock 3" Thread Cap - 1-1/4 ( D75.2/70)*1-1/4UNC In Stock 3.5" Thread Cap - 1-1/4" (D87.7/82.5)*1-1/4UNC In Stock 4" Thread Cap - 1-1/4 (D108/102)*1-1/4UNC In Stock 5" Thread Cap - 1/1/4 (D126/120)*1-1/4UNC In Stock 6" Thread Cap - 1-1/4" (D158/152)*1-1/4UNC In Stock *Select size for specific sizing options FREE Shipping for orders over $150 If you have questions or for contractor pricing, please contact us:[email protected]