Original Makita P.H. screw M4 x 20 mm — part no. 911136-9. A genuine Makita pan/Phillips-style machine screw specified as M4 thread with a 20 mm shaft length; listed in Makita parts breakdowns as “P.H. Screw M4x20 (with washer),” so it comes as the single screw with washer.
Compact and service-friendly, this screw is the same fastener Makita uses to secure covers, housings and small assemblies (motor housings, bearing covers, chip/drum covers, etc.). It’s ideal for replacing a stripped, missing or damaged screw when you’re reassembling a tool.
Common Makita models that use part 911136-9 include (examples): 3901 (biscuit joiner), 906H (die grinder), 1100 (power planer) and 9501B (100 mm angle grinder). Check your tool’s parts diagram to confirm the screw location before installing.
Sold as the original Makita replacement screw to restore proper fit and function — exact M4 × 20 mm sizing makes it a direct fit where the part number is shown in the manufacturer’s breakdowns.
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