8 Pack 5/8 Inch Bore Solid Steel Shaft Collars With Zinc Plated Coating Built For The Jobsite And Heavy Duty Machinery Durable Shaft Clamps With Mixed 16mm And 12mm Sizes For Precise Drilling Fixtures

8-Pack Zinc-Coated Solid Steel Shaft Collars for Drilling
✔️ Includes four 16mm collars, four 12mm collars, screws and wrenches

These solid steel collars clamp onto drill bits to fix depth and align shafts in drilling fixtures and machinery. The kit includes mixed 16mm and 12mm collars with a galvanized finish for durability in demanding environments.

✅ 16mm bore collars: inner 16mm (0.63"), outer 22mm (0.86"), width 9mm (0.35")
✅ 12mm bore collars: inner 12mm (0.47"), outer 19mm (0.74"), width 8mm (0.31")
✅ Zinc-coated galvanized finish resists corrosion and oxidation
✅ Includes 4x16mm collars, 4x12mm collars, 8x 2.5mm screws, 2 L-shaped wrenches
✅ Simple single-screw installation for quick, secure clamping

💡 What is a shaft collar used for in drilling fixtures and why choose zinc-coated steel for durability? Here's a concise, handy answer. - Handy for fixing and locating rotating shafts in drill jigs and machinery. - Zinc-coated solid steel boosts corrosion resistance in harsh jobsite conditions. - Provides reliable axial support and secure clamp force during drilling tasks.