Top Notch 7 Piece Triple Square Spline Bit Set With 1/4 Inch Hex Shank And 12 Point Magnetic Torx Head For Dead Simple Quick Change Swaps On M4 Through M12 Fasteners Using Rock Solid S2 Steel Built For Serious Shop Work
✔️ S2 Steel 1/4in Shank 7pc Set M4-M12 12-Point Mag Spline Bit Kit
This seven piece set of tri square spline drivers is built for swapping fasteners on engines, transmissions, and farm equipment. The quarter inch hex shank locks into standard chucks while the twelve point magnetic tip keeps screws from falling out during overhead jobs. You cover a full range from M4 to M12 bolts so you can run one portable kit across multiple projects without searching for separate tools.
✅ Pack covers six fastener ranges from four to twelve millimeters mounted on a quarter inch shank✅ Hardened S2 blade takes high torque loads without bending or twisting out of seat
✅ Twelve point spline contact face grips bolts tight to quit stripping worn threads
✅ Sandblasted silver coating blocks rust and sheds factory oils after rough weekend work
✅ One point nine seven inch fifty millimeter stub length slips past bulky brackets cleanly
💡 What makes a tri square socket set handy for fixing stripped car bolts?
This tool saves your knuckles and cuts cleanup time when old fasteners round off.
- Twelve flat contact sides spread force evenly so the driver stays locked in place
- Spline geometry tolerates lateral shake from rattling suspension or vibrating motors
- Sandblasted alloy body wipes clean fast and keeps its hardness season after season
Ideal for swapping timing covers, exhaust links, and gearbox mounts without frustration.