These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 1.33 (1-1/3) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 1.33 (1-1/3) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 2.125 (2-1/8) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 2.125 (2-1/8) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 2.75 (2-3/4) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 2.75 (2-3/4) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 3-3/8 (3.375) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 3-3/8 (3.375) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 4.50 (4-1/2) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 4.50 (4-1/2) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 4.625 (4-5/8) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 4.625 (4-5/8) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 6.00 (6) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 6.00 (6) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 8.00 (8) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 8.00 (8) inch flange connection.

These bolt kits contain silver-plated 12-point head bolts, platenuts, and washers to fasten clearance hole 10.00 (10) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250. These are complete kits, with bolts, washers, and platenuts to fasten one conflat clearance hole 10.00 (10) inch flange connection.

This double box end wrench is the perfect tool for installing and removing Conflat 12 point silver-plated bolts. The wrench has one 1/4" box end and one 5/16" box end for both sizes of 12 point bolts in one tool. All Conflat flanges with clear bolt holes, from 2.125" to 10" that use 12 point silver-plated bolts can be tightened and loosened with this one tool. This inexpensive wrench is a must have in your vacuum tool box, especially if your system includes conflat flanges. Note: Tool Kit does not include any bolts. Silver-plated 12 point bolts are sold separately. Bolts are shown here for illustrative purposes only.