Boring Solutions

Accurate and cost effective, Parlec’s Boring Solutions Provide .0001" (.002mm) adjustment precision for a variety of bores along with advanced adjustable twin bore roughing systems. Precision modular component design allows for reduced inventory and stock delivery while ISO/ANSI inserts reduce production costs.


Boring

Products

Large Diameter Extension Bases

Extension Base 17BR-7112 with and without Insert Holders [+]

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INSERT HOLDER COMPONENTS
Style Insert
Type and Size		 Insert Screw Insert
Srew Wrench
C CCMT 12 028-907 018-009
S SCMT 12 028-907 018-009
W WCMX 08 028-906 018-008
WEIGHTS
Part Number Weight (lbs.)
Size 61 .6
Size 62 .8
Size 63 1.0
EXTENSION BASE RANGES
Extension Base Finish Head Bore Range Min. (mm) Finish Head Bore Range Max. (mm) Size 61 Insert Holder Bore Range Min. (mm) Size 61 Insert Holder Bore Range Max. (mm) Size 62 Insert Holder Bore Range Min. (mm) Size 62 Insert Holder Bore Range Max. (mm) Size 63 Insert Holder Bore Range Min. (mm) Size 63 Insert Holder Bore Range Max. (mm)
PC6-7108 5.95 (151) 8.27 (210) 5.95 (151) 6.80 (172) 6.68 (170) 7.52 (191) 7.42 (189) 8.27 (210)
17BR-7108 5.95 (151) 8.27 (210) 5.95 (151) 6.80 (172) 6.68 (170) 7.52 (191) 7.42 (189) 8.27 (210)
17BR-7110 8.22 (209) 10.54 (267) 8.22 (209) 9.07 (230) 8.95 (228) 9.79 (249) 9.69 (246) 10.54 (267)
17BR-7112 10.49 (267) 12.81 (325) 10.49 (267) 11.34 (288) 11.22 (285) 12.07 (306) 11.96 (304) 12.81 (325)
17BR-7115 12.76 (324) 15.08 (383) 12.76 (324) 13.61 (345) 13.49 (343) 14.34 (364) 14.23 (362) 15.08 (383)
17BR-7117 15.03 (382) 17.35 (441) 15.03 (382) 15.89 (403) 15.75 (400) 16.61 (422) 16.50 (419) 17.35 (441)
17BR-7119 17.30 (439) 19.62 (498) 17.30 (439) 18.15 (461) 18.03 (458) 18.88 (479) 18.77 (477) 19.62 (498)