Extended grinding life – superior quality. Fits all Inland grinders. Fits most Glastar grinders. (except Glastar Starlet) For years, Aanraku Stained Glass wondered why high quality, long life & low cost grinding bits were so hard to find.
After intensive research, they present to you ” TWOFERS ” Glass Grinding Bits.
TWOFERS grinding bits offer more grinding surface than any other bit, superior quality, and an extended grinding life
TWOFERS diamond abrasive grinding surface is designed to maximize bite and allows for an extra-long life and smooth uniform grinding.
DEPENDABLE GRINDING BITS.
During the manufacturing process, bit samples are randomly tested for quality control. Bits are tested by grinding steel with a hardness rating of HRC 55-58. **** Each bit batch tested must endure 10 hours of continuous work with a constant lateral pressure of ~10 lbs/sq.in. driving the test bar into the bit abrasive for the lot to pass inspection.
------------------------------------------- RE: SHIPPING CHARGES BEING TOO HIGH ------------------------------------ ~*~ WHEN YOU BUY SEVERAL ITEMS from me, the shipping amounts aren't always correct with the Etsy invoicing system. In most cases it does cost less!
~*~ I WILL ALWAYS REFUND ANY OVER CHARGES FOR SHIPPING/HANDLING
~*~ FOR FASTEST SHIPPING BY ME, place your order & pay for it, that way I will ship your item right away then send you a shipping refund in the event that the shipping/handling is less.
~*~ If you do not like this method, put the order through BUT DO NOT PAY and request a final invoice from me via Etsy Conversation (email) & I will take care of this for you!
SHIPPING CHARGES TOO HIGH? Fear Not! I ALWAYS REFUND ANY OVER CHARGES FOR SHIPPING and HANDLING!
Multiple purchase shipping amounts aren't always correct with the Etsy invoicing system. In most cases it does cost less. FOR QUICKEST SHIPPING PLEASE place your order and pay for it. I'll ship right away and then send you a shipping refund if shipping/handling is less. Please allow up to 5 days for shipping refund.
Your item will be shipped within 1-2 business days unless otherwise notified.
All items are shipped via USPS 1st Class Mail. Orders heavier than 13 oz will be sent Priority. Extremely heavy orders will be shipped Parcel USPS or Ground UPS. Upgrades are available as requested.
Thank you for your understanding! The postal service is a strange and always evolving being.
Please remember that shipping around any holiday can be very unpredictable.
We accept Etsy gift cards, Etsy direct payment, and paypal payments.
Returns & exchanges
Need to return an item? We accept returns within 30 days of unopened, undamaged, unused items. Once we receive the returned item, you will be refunded. Send us a message and we will take care of you!
We do custom cut glass sizes! Send us a message and ask!