Sash Bit

[Features]
· It is suitable for assembling sashes for residential and office buildings and tightening tapping countersunk screws.
· Aluminum sash screws are made of stainless steel and have a shallow (+) part for a dedicated shape where standard (+) parts hit the bottom, fail to enter fully, and wear badly.
· For tightening screws used for aluminum sash (countersunk screws) with an electric screwdriver.
· Uses a special bit material with high durability at a reasonable cost.