4 Pcs M12 Black Carbon Steel GB882 Flat Head Bearing Dowel Pins With Hole, Cylindrical Positioning Axis Roll Pins For Precise Alignment, Length 20mm To 180mm

4-Piece M12 Black Carbon Steel Dowel Pins for Precision
✔️ Zinc-coated steel pins with through-hole for cotter or hairpin locks

These M12 dowel pins with through-hole are designed for precise alignment in fixtures, jigs, and DIY projects. They are available in lengths from 20 mm to 180 mm, with a zinc-coated carbon steel body for durability and easy installation in tight spaces.

✅ Pack of 4 pins (M12) set for precise alignment
✅ Zinc-coated steel for oxidation resistance
✅ Through-hole at end of shank for locking pins like cotter, split, or hairpin
✅ Easy installation and disassembly in narrow spaces
✅ Suitable for quick positioning of components and fixtures

💡 What is a through-hole dowel pin used for in precision alignment and quick assembly?

These handy pins help you locate parts accurately and reassemble fixtures quickly, without misalignment.

• Through-hole locking options allow secure retention with cotter, split, or hairpin pins
• Provide repeatable, precise alignment in fixtures and jigs for metalworking
• Ideal for quick assembly and disassembly in tight spaces
• Works well with standard mounting holes and 4-piece sets

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