Best Professional Grade Bolts

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PREMIUM INDUSTRIAL GRADE MATERIAL - Made of heat-treated high-quality high-carbon steel (chromium-molybdenum steel)，is the ideal tool for removing broken screws, bolts, studs, fittings, threaded pipes and pins.
TIGHT GRIP - Each surface is precision machined and resistant to corrosion. Internal left-handed spiral design for extra grip and faster tapping.
MULTIPLE SIZES -The easy out extractor set contains 7/8", 27/32", 13/16", 25/32", 3/4", 23/32", 11/16", 21/32", 5/8", 19/32", 9/16", 17/32", 1/2", 15/32",7/16", 13/32", 3/8", 11/32", 5/16", 9/32", 1/4", 7/32", 3/16", 5/32", 1/8" meets almost all your needs.
MULTI-APPLICATION - The extractor set can be used to remove broken studs, bolts, hexagon socket screws and fittings, or it can be used with a hexagonal drill bit for a wider range of applications.
100% WARRANTY - If you have any problems during using our product. Contact our Professional after-service team via email or phone calls. we will be in touch within 24 hours.

[VERSATILITY]: 1/2 in. Dr. torque/ratchet features reversible function with a lock and unlock adjustment. Includes click sound to indicate selected torque value..
[PRO-GRADE]: Heat-treated CR-V steel with professional quality construction supplies extreme durability and shock resistance for assorted applications..
[ACCURACY]: Machined factory tested and calibrated results to +/- 4 percent. Precision calibration assists in prevention of breaking or over tightening bolts..
[LONG-REACH]: Overall 25 inch length makes it easy to loosen tough bolts at high torque settings in a range of 50-250 ft-lb..
[CONVENIENCE]: This automotive tool comes with an ABS custom fitted storage case for safe and convenient storage while providing protection. Includes key lock for case..

Easily remove crank pulley bolts on Honda and Acura engines with this tool.
Hardened Chrome-Molybdenum steel is used to form a damage resistant body.
This professional grade tool is compatible with a 50 mm socket with a 1/2-inch drive breaker bar.
Tight hard-to-reach engine spaces are made easily accessible.

Professional Series cylinder head bolts are premium fasteners for competition components.
Rated nominally at 200,000 psi, which is substantially stronger than Grade 8 hardware.
Wide area flanged head eliminates the need for valve train removal to facilitate cylinder head retorquing.
Features reduced wrenching 12-point style heads.
Comes complete with hardened parallel-ground washers.

...lts are made from Heat Treated Carbon Steel for optimal durability and fitment. All parts (including the Nuts and Washers) are hardware grade 10.9. Zinc plating / coating prevents surface corrosion and rust..
[INSTALLATION] These square ubolts do not come with instructions but is completely bolt-on. Please consult a professional if you need support. Should take 1-2 hours to install. Make sure nuts are tightened evenly (refer to diagram for sequence) and that they are torqued to correct manufacturer specifications. The use of loctite is recommended to protect the threads from rust / corrosion and prevent loosening from vibrations..

【Bolts Dimension】Thread diameter: M12.
【Standard and Grade 】Hex Head Bolts Standard: ISO4017/DIN944. Performance grade : 6.8 ..
【Material】Hex Head Bolts is made of 304 Stainless Steel which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments..
【Wide Application】Hex Head Bolts are widely used in the assembly and maintenance of households, machine tools, construction, ships and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc..
【Package Content】5Pcs x Hex Head Bolts.

... Aluminum. Undergoes anodizing process to prevent surface corrosion and rust. Includes heat treated 10.9 grade carbon steel studs..
INSTALLATION:Requires standard tire repair tools, a torque wrench, and lug socket. While installation is simple and most knowledgeable buyers can install themselves, we always recommend professional installation especially if it is your first time installing auto accessories. IMPORTANT SAFETY ADVISORY: Torque lug nuts to manufacturer specifications. Check and re-torque all hardware, including lug nuts securing adapter to wheel hub after 25-50 miles..
Solid Quality: Made from 6061-T6 aircraft-grade aluminum billet, with heat-treated and hardened 10.9 grade bolts.Strengthening the connection of bolts and the holes for without vibration.The anodized surface for corrosion resistance and durability..

Ratcheting design allows you to fasten and remove bolts and nuts without removing the wrench.
Constructed of chrome vanadium steel and heat treated for strength and durability.
Red color stripe helps to identify SAE wrenches.