Various Lengths and Pack Sizes (choose from drop down menus above). Thread - 1BA Pitch - 59.1 threads per inch. Diameter - theoretical diameter is 2.2mm/0.0866 inches but usually measures slightly below.The length of the slotteed countersunk screw is measured fincluding the head. All screws are fully threaded. These 8BA Slotted Countersunk Screws are manufactured in-house at GWR Fasteners Limited using state-of-the-art CNC machines. We are proud to be British manufacturers and we manufacture the BA range to the original British Standard B. Please note the image is for illustrative purposes only. FREE 1ST CLASS UK P&P. If you require any further information. We operate a dispatch policy to ensure your order will be processed within 24 hours Monday to Friday. We provide a VAT invoice with every order. This item is in the category "Business, Office & Industrial\Fasteners & Hardware\Other Fasteners & Hardware". The seller is "gwr-fasteners" and is located in this country: GB. This item can be shipped to United Kingdom, Antigua and Barbuda, Austria, Belgium, Bulgaria, Croatia, Republic of, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Bahrain, Canada, Brazil, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, Korea, South, Switzerland, Taiwan, Thailand, Bangladesh, Belize, Bermuda, Bolivia, Barbados, Brunei Darussalam, Cayman Islands, Dominica, Ecuador, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French Guiana, Iceland, Jersey, Jordan, Cambodia, Saint Kitts-Nevis, Saint Lucia, Liechtenstein, Sri Lanka, Macau, Monaco, Maldives, Montserrat, Martinique, Nicaragua, Oman, Pakistan, Peru, Paraguay, Reunion, Turks and Caicos Islands, Aruba, Saudi Arabia, South Africa, United Arab Emirates, Chile, Bahamas, Colombia, Costa Rica, Dominican Republic, Guatemala, Honduras, Jamaica, Kuwait, Panama, Philippines, Qatar, El Salvador, Trinidad and Tobago, Uruguay, Vietnam.