Mastercool (91339) HNBR O-Ring Assortment

• AUTOMOTIVE R12 & R134a o-ring assortment
• 270 PIECES with 18 different sizes for a variety of applications
• HNBR (HYDROGENATED NITRIC BUTADIENE) rubber material provides durability and ease of use while being refrigerant and oil resistant
• SUPERIOR SEALING to prevent unwanted leaks
• O-RINGS ARE ORGANIZED in 18 different compartments and packaged in a plastic box

The Kit includes 7/32 x 1/6 5.29 x 1.78 mm 25 pieces, 5/16 x 1/16 7.65 x 1.78 mm 20 pieces, 8 x 2 mm 20 pieces, 7/16 x 1/16 10.82 x 1.78 mm 15 pieces, 11 x 2 mm 15 pieces, 13.9 x 1.8 mm 10 pieces, 14 x 2 mm 10 pieces, 17 x 2 10 pieces, 11/16 x 1/8 17.04 x 3.53 mm 10 pieces, 1/4 x 1/16 6.07 x 1.78 mm 20 pieces, 6.8 x 1.9 mm 20 pieces, 7.8 x 1.9 mm 20 pieces, 8.8 x 1.9 mm 20 pieces, 7/16 x 3/32 10.77 x 2.62 mm 15 pieces, 12 x 2 mm 15 pieces, 9/16 x 3/32 13.95 x 2.62 mm 10 pieces, 15 x 2 10 pieces, and 11/16 x 1/16 17.17 x 1.78 mm 10 pieces.