New a box of 30 pcs diamond coated burrs / pointed heads set.
* They will fit your hand drill, drill press & your Dremel® and Foredom® tool with a 1/8" collet.
* included 1/16" diamond drill bits in a fine grit, for drilling glass, shells, tile and stone.
* Overall length is 40mm to 50mm (1 5/8 inch to 2 inch)
* Shank diameter : 3.17mm (1/8 inch)
* premium type diamond coated in GRIT 300 (Fine)
* suitable for glass, marble, rock or jewelry.
PLEASE ADD WATER AS COOLANT IN USING DIAMOND BITS.
Regular Air Mail from Hong Kong to Worldwide is US$2.00 and takes 7-10 days for delivery.
We will ship your order within 24 business hours after payment has been received and cleared.
We are pleased to combine shipping on multiple orders. If you have purchased three to five items at a time, you will receive a 20% discount on shipping cost. Six items or more at a time, you will receive a 25% discount on shipping cost.
Thank you for looking.