I am a retired Journeyman Machinist and made these years ago and no longer use them. I made them from alloy steel and sent them to heat treat for stability. The 12 inch,1.125 high one uses 1/4 inch triangle carbide inserts with 13 new ones provided.
Product Description: S12M-SCLCR09 12 x150mm Boring bar Shank D:12mm Overall L:150mm Lead Angle :93 Degree Min. Bore:16mm SCLCR1212H09 Right Hand External Turning Tool Holder Shank Square D:12mm Overall L:100mm Direction:RH Lead Angle :93 Degree SCLCL1212H09 Left Hand Exte
Accusize Industrial Tools Canada Quality Machine Shop Welcome to Canada Quality Machine Shop. We supply high quality cutting tools, measuring tools, machine tool accessories, etc. at very good price from Toronto, Canada.
Armstrong No. 2030 Boring Bar Holder with Boring Bar...Shank is 3/8" x 5/8"...Boring bar is.Good condition,no personal markings. Listing is true to photos & description, no stock images here,if you are ever unhappy upon item receipt contact me for resolution before leaving feedback.
Lathe Boring Bar 3/8 Bit 1-1/8 dia x 16" OAL Usable condition bar shows some use Comes as shown in photos. Please look carefully at the photos Will ship by USPS Priority Mail and cost $0.00.
Here is another one of the I am not sure. A friend told me it was a 50 but it is not marked. Yes there is staining from sitting but the shank is as smooth as a baby's ass!
(1 pc) Used Like New Excellent Condition CIRCLE 3/16" SOLID CARBIDE SHANK STEEL HEAD INDEXABLE BORING BAR Part# CCBI-180/625-1-7/8-5R Has 5/8" Diameter Steel Shank, 1-7/8" Max Bore Depth 4-3/16" overall length, Coolant Hole Thru Bar Made in USA
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