how can i tell if this old do a standard motorcycle spark plug hole 250 cc yamaha motor

You need to find the thread diameter size of your spark plug. Look up what NGK plug will work for your bike and then check this site: https://www.math.uwaterloo.ca/~rblander/NGK.txt Field one of the NGK code is thread diameter size. Then get the appropriate helicoil kit. Remove the head before drilling out and repairing the threads or you will get metal shavings in your cylinder and ruin your engine.

is Inserts stainless steel or steel ?

They are made from Chrome Vanadium Steel. I’ve used my set several times now and it’s a decent quality kit.

Can you supply me with a kit for my stihl chainsaw ms 251 spark plug ?? plug # ngk cmr6h !!

No, I purchased this product, this is not how you contact the seller.

Are the Helicoil made out of Stainless steel?

chrome vanadium, like many hand tools, such as wrenches.

Sedy 131pc Thread Repair Kit Hss Drill Helicoil Repair Kit

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Description

Discover the ultimate solution for thread repair with our Premium 131-Piece Thread Repair Kit. Engineered for durability and ease, this comprehensive helicoil set includes HSS drills, taps, metric inserts, and more. Whether it's automotive, engine, bolt, or spark plug tasks, our user-friendly and organized tool chaser kit offers unmatched versatility. Perfect for both DIY enthusiasts and professionals, it’s the go-to universal installation and rethreading set you've been searching for.

Specifications

ASIN	B07MZQK1HP
Assembly Required	No
Best Sellers Rank	#333,874 in Home Improvement ( See Top 100 in Home Improvement ) #1,247 in Drill Tool Kits
Brand	SEDY
Country of Origin	USA
Customer Reviews	4.6 4.6 out of 5 stars (1,126)
Date First Available	14 August 2019
Item Dimensions LxWxH	38.1 x 4.1 x 20.1 Centimeters
Item Weight	2 kg 140 g
Item model number	13
Manufacturer	SEDY
Manufacturer Part Number	T97381
Model	T97381
Product Dimensions	38.1 x 4.06 x 20.07 cm; 2.14 kg

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¥31009

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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SEDY 131Pc Thread Repair Kit, HSS Drill Helicoil Repair Kit Metric M5 M6 M8 M10 M12

Description

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