ReviewsHardened Pilot Counterbore

Aibesy 7pcs/set Counterbore Set M3-M12 High-speed Steel 4 Flutes Straight Shank Counterbore End Mills

High speed steel, high quality and durable..
It includes 7 sizes in one counterbore set(M3, M4, M5, M6, M8, M10, M12)..
An essential hardware tool for industrial..
The counterbore set works great in counter bored hole..
Apply to cast iron, steel, copper, aluminum, conventional hardness of stainless steel and die steel, etc..

PERMANENT LOCKING POINT for use indoors or outdoors to keep vehicles and bicycles safe.
Attach to solid concrete ground/walls, or to truck/trailer beds.
16mm hardened CARBON ALLOY STEEL SHACKLE.
5/8” cement anchor bolts installed directly into the cement.
Includes 2 MASONRY BITS (1- initial pilot hole, 1-final moly-bolt diameter).

Sheet-Metal Screws: Have deeper and sharper threads, so many woodworkers use them, but the type of wood screw is quickly becoming very popular..
Wood Screws: Made of Stainless steel 304 which is superior to regular steel and zinc plated fasteners, The case-hardened, extruded-thread wood screw has threads that are very deep and sharp..
Screwdriver Types: The head screw has a cross-shaped recess in its head. This type is much easier to drive with a power screwdriver because the bit doesn’t jump off the screw head as easily..
Easy To Use: You can drive these screws into softwood and plywood without drilling a pilot hole. For hardwoods, a pilot hole is still recommended. Be used in plastic, fiberglass, deck, or wood sheet stainless steel screws..
Package: 100 PCS #8 x 1" Flat Head Sheet Metal Screws or Wood Screws..

... duty compact pocket hole jig can be held by one hand, designed for portable or desktop installation, very suitable for DIY household projects or professional and general commercial use. DIY craftsmen use this fixture kit to build their own woodworking projects.
Simple and easy to use: Use a jig to drill an inclined counterbore in a joint. Then, screw the self-tapping screw (without pilot hole) into another part, and easily and quickly drill the inclined hole to hide the screw in the wooden furniture to form a precise woodworking hole to create or repair the wood joint.
15° drill angle, 2-way tilt, to ensure accurate screw connection, and then embed the screw to prevent the screw from hiding. Allows you to easily hide screws/fasteners. The 10mm drill bit adapter can be easily replaced according to different sizes of wood types, positions and angles. Sharp drills with excellent performance, work smoothly and efficiently without burrs.
Complete pocket hole fixture system-fixture kit includes::1* pocket hole jig with clamp 1* Step Drill Bit (replaceable)1* screwdriver (replaceable)1*steel stop collar 1* square drive bit 2* drivepipe 1* Hex wrench 1* 6 in square drive bit 20 coarse square drive screws 20 fine square drive screws （It is recommended to mat....

The split-point pilot drill penetrates quickly, self-centers, and won't "walk" across the work surface.
Use with 1L and 4L Solid Hex Arbors and 2L Hollow Hex Arbors..

M6x12x7-5pcs. Smooth surface with no burr, standard circular, firm and uniform, easy to install..
✅【STRANDARD AND COMPLETE THREAD】Deep thread, neat and clean, not easy to strip during rotation, stable and reliable. No need to counterbore or countersink the boss hole because the insert has guide pilot..
✅【A MUST HAVE】These heat set inserts can be widely used on the injection moulding for tightly fixing. Can be installed by ultrasonic or heat into thread tapered hole, or molded in during injection. Also apply to circuit board assembly and in the field of electronics. The plastic is formed around the brass insert. It would be better to put something in the threads to keep plastic from melting into the center. Using a normal soldering iron, you could easily set them into 3D printed holes..
✅【QUALITY AFTER-SALE SERVICE】If you do not satisfy with our products or if you have any questions, please come to us for help. We would work out a satisfactory solution to your problem. 12 hours response service!.