Left Hand Fastener offers a wide range of sizes and thread pitches in Metric.

We stock Bolts, Nuts and Socket Head Cap Screws.

Left Hand Thread Fasteners are commonly referred to as "Reverse Thread Fasteners" and are used in a wide array of applications ranging from Machine Repair to Agricultural equipment. Not commonly stocked by major distributors we carry the largest selection of Reverse Thread Products off the shelf all manufactured in the United States of America.

View all 1-8 x 1 1/2 Left Hand 1/2-13 X 1-1/2 18-8 10.9 12.9 18-8 18-8 left hand thread 25mm 8.8 alloy steel Class 8 DIN931 DIN933 Full Thread Grade 8 Left Hand Left Hand bolt Left Hand Metric Left Hand Metric Hex Nut Left hand Metric Stainless Left hand nut Left Hand Socket Cap Screw Left hand socket head cap screw Left Hand Thread Left Hand Threaded M10 M10 10.9 M10 8.8 M10 bolt M10 Left hand M10 Left hand Bolt M10 left hand nut M10 Left Hand Socket M10 LH thread M10 reverse thread M10 Socket M10 X 1.25 M10 X 1.25 8.8 M10 X 1.25 Left Hand M10 X 1.25 X 100 M10 X 1.25 X 150 M10 X 1.25 X 150 8.8 M10 X 1.5 M10 X 1.5 LH M10 X 1.5 X 20 left hand M10 X 1.5 X 25 M10 X 1.5 X 30 M10 x 1.5 X 30 Left hand thread M10 X 1.5 X 35 M10 X 1.5 X 50 M10 X 1.5 X 50 Left Hand Bolt M10 X 1.50 LH M10 X 2 inch M12 M12 Left hand M12 Left Hand Bolt M12 stainless M12 X 1.25 X 30 Left Hand Thread Bolt M12 X 1.75 M12 X 1.75 Left hand M12 X 1.75 LH Bolt M12 X 1.75 X 25 M12 X 1.75 X 30 M12 x 1.75 X 35 M12 X 1.75 X 35 Left Hand Thread Bolt M12 X 1.75 X 40 Left Hand Thread Bolt M12 X 1.75 X 60 M12 X 1.75 X 75 M12 X 1.75 X 75 Left Hand Bolt M14 M14 left hand nut M14 LH M16 M16 bolt M16 Left Hand Bolt M16 left hand nut M16 X 2 M16 X 2 X 100 M16 X 2 X 100 Left Hand Bolt M16 X 2 X 30 M16 X 2 X 40 M16 X 2.00 X 100 10.9 Left Hand Bolt M20 M20 left hand bolt M20 X 2.5 M20 X 2.5 X 100 10.9 left hand thread M20 X 2.5 X 50 Left Hand Bolt M4 M4 left hand M4 socket head cap screw M4 X .70 left hand M4 X .70 X 10 Left hand socket head M4 X .70 X 40 Left Hand Socket M5 M5 left hand nut M5 X .80 M5 X.8 Nut M6 M6 left hand M6 LH M6 LH nut M6 LH SHCS M6 socket M6 socket head M6 X 1 M6 X 1 left hand M6 X 1 X 12 left hand thread m6 x 1 x 16 M6 X 1 X 20 M6 X 1 X 45 Left hand socket cap screw M6 x 1.00 X 16 socket head cap screw left hand thread M6 X 16 M6 X 20 M6 X 20 LH M6 X 25 M8 M8 bolt M8 left hand M8 left hand nut M8 Left hand thread m8 lh M8 nut M8 X 1 M8 X 1 Left hand M8 X 1 X 16 M8 X 1 X 16 Left hand thread M8 X 1 X 60 Fine Thread Left Hand Bolt M8 X 1 X 60 Left Hand M8 X 1.25 M8 X 1.25 X 20 M8 X 1.25 X 25 M8 X 1.25 X 30 M8 X 1.25 X 35 M8 X 1.25 X 35 Metric Left Hand Stainless Bolt M8 x 16 metric Metric Hex Bolt Metric Left Hand Metric Left Hand Bolt metric left hand fastener Metric Left Hand Nuts Metric Left Hand Thread Metric Nut Metric Socket head metric socket head cap screw Socket Head Cap screw