Feature(may vary by option.)

●The Drill Stop Bit Collar Set will quickly and easily help you drill holes to exact depths and are ideal for production work and repeated drilling by positively locking anywhere along the bit.
●SPECS: Assorted Sizes: 1/8 in., 3/16 in., 1/4 in., 5/16 in., 3/8 in., 7/16 in., 1/2 in., 5/8 in and an Alan Key Wrench
●QUALITY: The Reliable Alloy Steel Setscrew Type Collar will stay sturdy when tightened and is specially designed not to damage the bits.
●DESIGN: With the Setscrew tight the collar will remain securely in place exactly where you put them and will accurately control the depth of the hole you are drilling.
●USES: Bit Limit Rings are used as a Shaft Collar on machinery and can be used on twist drill bits or brad point drills or any type of bit to prevent excessive drill bit penetration and for any job that uses a bit and needs precision.

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Description

General Tools & Instruments Bit limit ring

Specifications:
Name:Drill Chuck & Hex Wrench
Material:Carbon Steel
Surface:Black finish
Specification:3,4,5,6,8,10,12, 16mm

How To:
1) Slide correct size drill stop to desired depth on the drill bit.
2) Align locking screw with land (body).
3) Tighten locking screw with included wrench.
4) Remove wrench before use. Great for machinery shaft instruments or on woodworking tools as a bit limit ring. No More Wrapping Tape Around Your Drill Bits!

What You Get:
8 X Drill Chuck
1 X Hex Wrench